CVE-2016-5824
medium
CVSS v3
5.5
CVSS v4 NEW
—
VIR risk
5.5
Description
libical 1.0 allows remote attackers to cause a denial of service (use-after-free) via a crafted ics file.
Predictions
Exploit likelihood
55%
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
Red Hat Affected 2 releases
| Version | Status | Fixed in |
|---|---|---|
| 7.0 | Affected | — |
| 6.0 | Affected | — |
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Ubuntu Affected 4 releases
| Version | Status | Fixed in |
|---|---|---|
| 18.10 | Affected | — |
| 18.04 | Affected | — |
| 16.04 | Affected | — |
| 14.04 | Affected | — |
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 1:60.5.0-1 |
| sid | Fixed | 1:60.5.0-1 |
| forky | Fixed | 1:60.5.0-1 |
| bullseye | Fixed | 1:60.5.0-1 |
| bookworm | Fixed | 1:60.5.0-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| libical_project | libical | 1.0 | |
References
- http://www.openwall.com/lists/oss-security/2016/06/25/4
- http://www.openwall.com/lists/oss-security/2017/01/20/16
- http://www.securityfocus.com/bid/91459
- https://access.redhat.com/errata/RHSA-2019:0269
- https://access.redhat.com/errata/RHSA-2019:0270
- https://bugzilla.mozilla.org/show_bug.cgi?id=1275400
- https://github.com/libical/libical/issues/235
- https://github.com/libical/libical/issues/251
- https://github.com/libical/libical/issues/286
- https://security.gentoo.org/glsa/201904-02
- https://security.gentoo.org/glsa/201904-07
- https://usn.ubuntu.com/3897-1/
- https://www.suse.com/security/cve/CVE-2016-5824.html
- https://security-tracker.debian.org/tracker/CVE-2016-5824
CWEs
CWE-416
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.