CVE-2017-7541
high
CVSS v3
7.8
CVSS v4 NEW
—
VIR risk
7.8
Description
The brcmf_cfg80211_mgmt_tx function in drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c in the Linux kernel before 4.12.3 allows local users to cause a denial of service (buffer overflow and system crash) or possibly gain privileges via a crafted NL80211_CMD_FRAME Netlink packet.
Predictions
Exploit likelihood
75%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Linux kernel Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | 3.10.108 |
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 4.12.6-1 |
| sid | Fixed | 4.12.6-1 |
| forky | Fixed | 4.12.6-1 |
| bullseye | Fixed | 4.12.6-1 |
| bookworm | Fixed | 4.12.6-1 |
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8f44c9a41386729fea410e688959ddaa9d51be7c
- http://openwall.com/lists/oss-security/2017/07/24/2
- http://www.debian.org/security/2017/dsa-3927
- http://www.debian.org/security/2017/dsa-3945
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.3
- http://www.securityfocus.com/bid/99955
- http://www.securitytracker.com/id/1038981
- https://access.redhat.com/errata/RHSA-2017:2863
- https://access.redhat.com/errata/RHSA-2017:2918
- https://access.redhat.com/errata/RHSA-2017:2930
- https://access.redhat.com/errata/RHSA-2017:2931
- https://bugzilla.novell.com/show_bug.cgi?id=1049645
- https://bugzilla.redhat.com/show_bug.cgi?id=1473198
- https://github.com/torvalds/linux/commit/8f44c9a41386729fea410e688959ddaa9d51be7c
- https://source.android.com/security/bulletin/2017-11-01
- https://www.spinics.net/lists/stable/msg180994.html
- https://www.suse.com/security/cve/CVE-2017-7541.html
- https://security-tracker.debian.org/tracker/CVE-2017-7541
CWEs
CWE-119
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.