CVEs from 2021

4,784 normalized CVEs published or assigned in this year.

Total
4,784
critical
critical 281
high
high 1,014
medium
medium 1,186
low
low 139
% Critical
5.9%
% with KEV
4.5%
% with exploit
5.4%

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CVE Severity CVSS Risk Flags OS Vendor Published Description
CVE-2021-33362 medium 5.5 Stack buffer overflow in the hevc_parse_vps_extension function in MP4Box in GPAC 1.0.1 allows attackers to cause a denial of service or execute arbitrary code via a crafted file.
CVE-2021-41054 medium 5.5 tftpd_file.c in atftp through 0.7.4 has a buffer overflow because buffer-size handling does not properly consider the combination of data, OACK, and other options.
CVE-2021-38204 medium 5.5 drivers/usb/host/max3421-hcd.c in the Linux kernel before 5.13.6 allows physically proximate attackers to cause a denial of service (use-after-free and panic) by removing a MAX-3421 USB device in cer…
CVE-2021-37969 medium 5.5 Inappropriate implementation in Google Updater in Google Chrome on Windows prior to 94.0.4606.54 allowed a remote attacker to perform local privilege escalation via a crafted file.
CVE-2021-32490 medium 5.5 A flaw was found in djvulibre-3.5.28 and earlier. An out of bounds write in function DJVU::filter_bv() via crafted djvu file may lead to application crash and other consequences.
CVE-2021-1095 medium 5.5 multiple issues in nvidia-utils
CVE-2021-35940 medium 5.5 An out-of-bounds array read in the apr_time_exp*() functions was fixed in the Apache Portable Runtime 1.6.3 release (CVE-2017-12613). The fix for this issue was not carried forward to the APR 1.7.x b…
CVE-2021-1094 medium 5.5 multiple issues in nvidia-utils
CVE-2021-35477 medium 5.5 In the Linux kernel through 5.13.7, an unprivileged BPF program can obtain sensitive information from kernel memory via a Speculative Store Bypass side-channel attack because a certain preempting sto…
CVE-2021-3506 medium 5.5 An out-of-bounds (OOB) memory access flaw was found in fs/f2fs/node.c in the f2fs module in the Linux kernel in versions before 5.12.0-rc4. A bounds check failure allows a local attacker to gain acce…
CVE-2021-35039 medium 5.5 kernel/module.c in the Linux kernel before 5.12.14 mishandles Signature Verification, aka CID-0c18f29aae7c. Without CONFIG_MODULE_SIG, verification that a kernel module is signed, for loading via ini…
CVE-2021-27927 medium 5.5 In Zabbix from 4.0.x before 4.0.28rc1, 5.0.0alpha1 before 5.0.10rc1, 5.2.x before 5.2.6rc1, and 5.4.0alpha1 before 5.4.0beta2, the CControllerAuthenticationUpdate controller lacks a CSRF protection m…
CVE-2021-3483 medium 5.5 A flaw was found in the Nosy driver in the Linux kernel. This issue allows a device to be inserted twice into a doubly-linked list, leading to a use-after-free when one of these devices is removed. T…
CVE-2021-34556 medium 5.5 In the Linux kernel through 5.13.7, an unprivileged BPF program can obtain sensitive information from kernel memory via a Speculative Store Bypass side-channel attack because the protection mechanism…
CVE-2021-27799 medium 5.5 ean_leading_zeroes in backend/upcean.c in Zint Barcode Generator 2.9.1 has a stack-based buffer overflow that is reachable from the C API through an application that includes the Zint Barcode Generat…
CVE-2021-29649 medium 5.5 An issue was discovered in the Linux kernel before 5.11.11. The user mode driver (UMD) has a copy_process() memory leak, related to a lack of cleanup steps in kernel/usermode_driver.c and kernel/bpf/…
CVE-2021-29264 medium 5.5 An issue was discovered in the Linux kernel through 5.11.10. drivers/net/ethernet/freescale/gianfar.c in the Freescale Gianfar Ethernet driver allows attackers to cause a system crash because a negat…
CVE-2021-28964 medium 5.5 A race condition was discovered in get_old_root in fs/btrfs/ctree.c in the Linux kernel through 5.11.8. It allows attackers to cause a denial of service (BUG) because of a lack of locking on an exten…
CVE-2021-28688 medium 5.5 The fix for XSA-365 includes initialization of pointers such that subsequent cleanup code wouldn't use uninitialized or stale values. This initialization went too far and may under certain conditions…
CVE-2021-28038 medium 5.5 An issue was discovered in the Linux kernel through 5.11.3, as used with Xen PV. A certain part of the netback driver lacks necessary treatment of errors such as failed memory allocations (as a resul…
CVE-2021-23959 medium 5.5 An XSS bug in internal error pages could have led to various spoofing attacks, including other error pages and the address bar. Note: This issue only affected Firefox for Android. Other operating sys…
CVE-2021-31254 medium 5.5 Buffer overflow in the tenc_box_read function in MP4Box in GPAC 1.0.1 allows attackers to cause a denial of service or execute arbitrary code via a crafted file, related invalid IV sizes.
CVE-2021-21859 medium 5.5 An exploitable integer truncation vulnerability exists within the MPEG-4 decoding functionality of the GPAC Project on Advanced Content library v1.0.1. The stri_box_read function is used when process…
CVE-2021-21861 medium 5.5 An exploitable integer truncation vulnerability exists within the MPEG-4 decoding functionality of the GPAC Project on Advanced Content library v1.0.1. When processing the 'hdlr' FOURCC code, a speci…
CVE-2021-21858 medium 5.5 Multiple exploitable integer overflow vulnerabilities exist within the MPEG-4 decoding functionality of the GPAC Project on Advanced Content library v1.0.1. A specially crafted MPEG-4 input can cause…
CVE-2021-20292 medium 5.5 There is a flaw reported in the Linux kernel in versions before 5.9 in drivers/gpu/drm/nouveau/nouveau_sgdma.c in nouveau_sgdma_create_ttm in Nouveau DRM subsystem. The issue results from the lack of…
CVE-2021-44143 medium 5.5 A flaw was found in mbsync in isync 1.4.0 through 1.4.3. Due to an unchecked condition, a malicious or compromised IMAP server could use a crafted mail message that lacks headers (i.e., one that star…
CVE-2021-23957 medium 5.5 Navigations through the Android-specific `intent` URL scheme could have been misused to escape iframe sandbox. Note: This issue only affected Firefox for Android. Other operating systems are unaffect…
CVE-2021-21704 medium 5.5 In PHP versions 7.3.x below 7.3.29, 7.4.x below 7.4.21 and 8.0.x below 8.0.8, when using Firebird PDO driver extension, a malicious database server could cause crashes in various database functions, …
CVE-2021-38166 medium 5.5 In kernel/bpf/hashtab.c in the Linux kernel through 5.13.8, there is an integer overflow and out-of-bounds write when many elements are placed in a single bucket. NOTE: exploitation might be impracti…
CVE-2021-3760 medium 5.5 A flaw was found in the Linux kernel. A use-after-free vulnerability in the NFC stack can lead to a threat to confidentiality, integrity, and system availability.
CVE-2021-34693 medium 5.5 net/can/bcm.c in the Linux kernel through 5.12.10 allows local users to obtain sensitive information from kernel stack memory because parts of a data structure are uninitialized.
CVE-2021-3491 medium 5.5 The io_uring subsystem in the Linux kernel allowed the MAX_RW_COUNT limit to be bypassed in the PROVIDE_BUFFERS operation, which led to negative values being usedin mem_rw when reading /proc/<PID>/me…
CVE-2021-33624 medium 5.5 In kernel/bpf/verifier.c in the Linux kernel before 5.12.13, a branch can be mispredicted (e.g., because of type confusion) and consequently an unprivileged BPF program can read arbitrary memory loca…
CVE-2021-41990 medium 5.5 The gmp plugin in strongSwan before 5.9.4 has a remote integer overflow via a crafted certificate with an RSASSA-PSS signature. For example, this can be triggered by an unrelated self-signed CA certi…
CVE-2021-3648 medium 5.5 multiple issues in binutils
CVE-2021-26932 medium 5.5 An issue was discovered in the Linux kernel 3.2 through 5.10.16, as used by Xen. Grant mapping operations often occur in batch hypercalls, where a number of operations are done in a single hypercall,…
CVE-2021-26931 medium 5.5 An issue was discovered in the Linux kernel 2.6.39 through 5.10.16, as used in Xen. Block, net, and SCSI backends consider certain errors a plain bug, deliberately causing a kernel crash. For errors …
CVE-2021-20276 medium 5.5 A flaw was found in privoxy before 3.0.32. Invalid memory access with an invalid pattern passed to pcre_compile() may lead to denial of service.
CVE-2021-23134 medium 5.5 Use After Free vulnerability in nfc sockets in the Linux Kernel before 5.12.4 allows local attackers to elevate their privileges. In typical configurations, the issue can only be triggered by a privi…
CVE-2021-20268 medium 5.5 An out-of-bounds access flaw was found in the Linux kernel's implementation of the eBPF code verifier in the way a user running the eBPF script calls dev_map_init_map or sock_map_alloc. This flaw all…
CVE-2021-38291 medium 5.5 FFmpeg version (git commit de8e6e67e7523e48bb27ac224a0b446df05e1640) suffers from a an assertion failure at src/libavutil/mathematics.c.
CVE-2021-26259 medium 5.5 A flaw was found in htmldoc in v1.9.12. Heap buffer overflow in render_table_row(),in ps-pdf.cxx may lead to arbitrary code execution and denial of service.
CVE-2021-42381 medium 5.5 A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the hash_init function
CVE-2021-30472 medium 5.5 A flaw was found in PoDoFo 0.9.7. A stack-based buffer overflow in PdfEncryptMD5Base::ComputeOwnerKey function in PdfEncrypt.cpp is possible because of a improper check of the keyLength value.
CVE-2021-30580 medium 5.5 Insufficient policy enforcement in Android intents in Google Chrome prior to 92.0.4515.107 allowed an attacker who convinced a user to install a malicious application to obtain potentially sensitive …
CVE-2021-29968 medium 5.5 When drawing text onto a canvas with WebRender disabled, an out of bounds read could occur. *This bug only affects Firefox on Windows. Other operating systems are unaffected.*. This vulnerability aff…
CVE-2021-32138 medium 5.5 The DumpTrackInfo function in GPAC 1.0.1 allows attackers to cause a denial of service (NULL pointer dereference) via a crafted file in the MP4Box command.
CVE-2021-32268 medium 5.5 Buffer overflow vulnerability in function gf_fprintf in os_file.c in gpac before 1.0.1 allows attackers to execute arbitrary code. The fixed version is 1.0.1.
CVE-2021-22233 medium 5.5 information disclosure in gitlab
CVE-2021-32271 medium 5.5 An issue was discovered in gpac through 20200801. A stack-buffer-overflow exists in the function DumpRawUIConfig located in odf_dump.c. It allows an attacker to cause code Execution.
CVE-2021-42382 medium 5.5 A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the getvar_s function
CVE-2021-31211 medium 5.5 arbitrary code execution in code
CVE-2021-22172 medium 5.5 information disclosure in gitlab
CVE-2021-23206 medium 5.5 A flaw was found in htmldoc in v1.9.12 and prior. A stack buffer overflow in parse_table() in ps-pdf.cxx may lead to execute arbitrary code and denial of service.
CVE-2021-20294 medium 5.5 A flaw was found in binutils readelf 2.35 program. An attacker who is able to convince a victim using readelf to read a crafted file could trigger a stack buffer overflow, out-of-bounds write of arbi…
CVE-2021-39242 medium 5.5 An issue was discovered in HAProxy 2.2 before 2.2.16, 2.3 before 2.3.13, and 2.4 before 2.4.3. It can lead to a situation with an attacker-controlled HTTP Host header, because a mismatch between Host…
CVE-2021-20308 medium 5.5 Integer overflow in the htmldoc 1.9.11 and before may allow attackers to execute arbitrary code and cause a denial of service that is similar to CVE-2017-9181.
CVE-2021-42374 medium 5.5 An out-of-bounds heap read in Busybox's unlzma applet leads to information leak and denial of service when crafted LZMA-compressed input is decompressed. This can be triggered by any applet/format th…
CVE-2021-22185 medium 5.5 multiple issues in gitlab
CVE-2021-41991 medium 5.5 The in-memory certificate cache in strongSwan before 5.9.4 has a remote integer overflow upon receiving many requests with different certificates to fill the cache and later trigger the replacement o…
CVE-2021-3407 medium 5.5 A flaw was found in mupdf 1.18.0. Double free of object during linearization may lead to memory corruption and other potential consequences.
CVE-2021-3605 medium 5.5 There's a flaw in OpenEXR's rleUncompress functionality in versions prior to 3.0.5. An attacker who is able to submit a crafted file to an application linked with OpenEXR could cause an out-of-bounds…
CVE-2021-27400 medium 5.5 certificate verification bypass in vault
CVE-2021-30156 medium 5.5 An issue was discovered in MediaWiki before 1.31.12 and 1.32.x through 1.35.x before 1.35.2. Special:Contributions can leak that a "hidden" user exists.
CVE-2021-31879 medium 5.5 GNU Wget through 1.21.1 does not omit the Authorization header upon a redirect to a different origin, a related issue to CVE-2018-1000007.
CVE-2021-38114 medium 5.5 libavcodec/dnxhddec.c in FFmpeg 4.4 does not check the return value of the init_vlc function, a similar issue to CVE-2013-0868.
CVE-2021-23159 medium 5.5 A vulnerability was found in SoX, where a heap-buffer-overflow occurs in function lsx_read_w_buf() in formats_i.c file. The vulnerability is exploitable with a crafted file, that could cause an appli…
CVE-2021-36081 medium 5.5 Tesseract OCR 5.0.0-alpha-20201231 has a one_ell_conflict use-after-free during a strpbrk call.
CVE-2021-37964 medium 5.5 Inappropriate implementation in ChromeOS Networking in Google Chrome on ChromeOS prior to 94.0.4606.54 allowed an attacker with a rogue wireless access point to to potentially carryout a wifi imperso…
CVE-2021-24032 medium 5.5 Beginning in v1.4.1 and prior to v1.4.9, due to an incomplete fix for CVE-2021-24031, the Zstandard command-line utility created output files with default permissions and restricted those permissions…
CVE-2021-42376 medium 5.5 A NULL pointer dereference in Busybox's hush applet leads to denial of service when processing a crafted shell command, due to missing validation after a \x03 delimiter character. This may be used fo…
CVE-2021-23210 medium 5.5 A floating point exception (divide-by-zero) issue was discovered in SoX in functon read_samples() of voc.c file. An attacker with a crafted file, could cause an application to crash.
CVE-2021-42378 medium 5.5 A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the getvar_i function
CVE-2021-3500 medium 5.5 A flaw was found in djvulibre-3.5.28 and earlier. A Stack overflow in function DJVU::DjVuDocument::get_djvu_file() via crafted djvu file may lead to application crash and other consequences.
CVE-2021-29993 medium 5.5 Firefox for Android allowed navigations through the `intent://` protocol, which could be used to cause crashes and UI spoofs. *This bug only affects Firefox for Android. Other operating systems are u…
CVE-2021-22186 medium 5.5 multiple issues in gitlab
CVE-2021-3905 medium 5.5 A memory leak was found in Open vSwitch (OVS) during userspace IP fragmentation processing. An attacker could use this flaw to potentially exhaust available memory by keeping sending packet fragments.
CVE-2021-30469 medium 5.5 A flaw was found in PoDoFo 0.9.7. An use-after-free in PoDoFo::PdfVecObjects::Clear() function can cause a denial of service via a crafted PDF file.
CVE-2021-38171 medium 5.5 adts_decode_extradata in libavformat/adtsenc.c in FFmpeg 4.4 does not check the init_get_bits return value, which is a necessary step because the second argument to init_get_bits can be crafted.
CVE-2021-33815 medium 5.5 dwa_uncompress in libavcodec/exr.c in FFmpeg 4.4 allows an out-of-bounds array access because dc_count is not strictly checked.
CVE-2021-40346 medium 5.5 An integer overflow exists in HAProxy 2.0 through 2.5 in htx_add_header that can be exploited to perform an HTTP request smuggling attack, allowing an attacker to bypass all configured http-request H…
CVE-2021-37746 medium 5.5 textview_uri_security_check in textview.c in Claws Mail before 3.18.0, and Sylpheed through 3.7.0, does not have sufficient link checks before accepting a click.
CVE-2021-30501 medium 5.5 An assertion abort was found in upx MemBuffer::alloc() in mem.cpp, in version UPX 4.0.0. The flow allows attackers to cause a denial of service (abort) via a crafted file.
CVE-2021-30500 medium 5.5 Null pointer dereference was found in upx PackLinuxElf::canUnpack() in p_lx_elf.cpp,in version UPX 4.0.0. That allow attackers to execute arbitrary code and cause a denial of service via a crafted fi…
CVE-2021-35197 medium 5.5 In MediaWiki before 1.31.15, 1.32.x through 1.35.x before 1.35.3, and 1.36.x before 1.36.1, bots have certain unintended API access. When a bot account has a "sitewide block" applied, it is able to s…
CVE-2021-34550 medium 5.5 An issue was discovered in Tor before 0.4.6.5, aka TROVE-2021-006. The v3 onion service descriptor parsing allows out-of-bounds memory access, and a client crash, via a crafted onion service descript…
CVE-2021-34549 medium 5.5 An issue was discovered in Tor before 0.4.6.5, aka TROVE-2021-005. Hashing is mishandled for certain retrieval of circuit data. Consequently. an attacker can trigger the use of an attacker-chosen cir…
CVE-2021-20273 medium 5.5 A flaw was found in privoxy before 3.0.32. A crash can occur via a crafted CGI request if Privoxy is toggled off.
CVE-2021-24119 medium 5.5 In Trusted Firmware Mbed TLS 2.24.0, a side-channel vulnerability in base64 PEM file decoding allows system-level (administrator) attackers to obtain information about secret RSA keys via a controlle…
CVE-2021-33479 medium 5.5 A stack-based buffer overflow vulnerability was discovered in gocr through 0.53-20200802 in measure_pitch() in pgm2asc.c.
CVE-2021-21840 medium 5.5 An exploitable integer overflow vulnerability exists within the MPEG-4 decoding functionality of the GPAC Project on Advanced Content library v1.0.1. A specially crafted MPEG-4 input used to process …
CVE-2021-22564 medium 5.5 For certain valid JPEG XL images with a size slightly larger than an integer number of groups (256x256 pixels) when processing the groups out of order the decoder can perform an out of bounds copy of…
CVE-2021-32278 medium 5.5 An issue was discovered in faad2 through 2.10.0. A heap-buffer-overflow exists in the function lt_prediction located in lt_predict.c. It allows an attacker to cause code Execution.
CVE-2021-32276 medium 5.5 An issue was discovered in faad2 through 2.10.0. A NULL pointer dereference exists in the function get_sample() located in output.c. It allows an attacker to cause Denial of Service.
CVE-2021-20274 medium 5.5 A flaw was found in privoxy before 3.0.32. A crash may occur due a NULL-pointer dereference when the socks server misbehaves.
CVE-2021-22116 medium 5.5 denial of service in rabbitmq
CVE-2021-42383 medium 5.5 A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the evaluate function
CVE-2021-42385 medium 5.5 A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the evaluate function
CVE-2021-46142 medium 5.5 An issue was discovered in uriparser before 0.9.6. It performs invalid free operations in uriNormalizeSyntax.