CVE-2015-8776
critical
CVSS v3
9.1
CVSS v4 NEW
—
VIR risk
9.1
Description
The strftime function in the GNU C Library (aka glibc or libc6) before 2.23 allows context-dependent attackers to cause a denial of service (application crash) or possibly obtain sensitive information via an out-of-range time value.
Predictions
Exploit likelihood
94%
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
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 2.21-7 |
| debian | bullseye | fixed | 2.21-7 |
| debian | forky | fixed | 2.21-7 |
| debian | sid | fixed | 2.21-7 |
| debian | trixie | fixed | 2.21-7 |
| debian | 8.0 | affected | |
| fedora | 23 | affected | |
| ubuntu | 12.04 | affected | |
| ubuntu | 14.04 | affected | |
| ubuntu | 15.10 | affected | |
| suse | 13.2 | affected | |
| suse | 11 | affected | |
| suse | 12 | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| suse | linux_enterprise_debuginfo | 11 | |
| gnu | glibc | {"endIncluding":"2.22"} | |
References
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184626.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00037.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00038.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00039.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00042.html
- http://rhn.redhat.com/errata/RHSA-2017-0680.html
- http://www.debian.org/security/2016/dsa-3480
- http://www.debian.org/security/2016/dsa-3481
- http://www.openwall.com/lists/oss-security/2016/01/19/11
- http://www.openwall.com/lists/oss-security/2016/01/20/1
- http://www.securityfocus.com/bid/83277
- http://www.ubuntu.com/usn/USN-2985-1
- http://www.ubuntu.com/usn/USN-2985-2
- https://access.redhat.com/errata/RHSA-2017:1916
- https://security.gentoo.org/glsa/201602-02
- https://security.gentoo.org/glsa/201702-11
- https://sourceware.org/bugzilla/show_bug.cgi?id=18985
- https://www.sourceware.org/ml/libc-alpha/2016-02/msg00502.html
- https://security-tracker.debian.org/tracker/CVE-2015-8776
CWEs
CWE-189
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.