CVE-2012-0957 EXPLOIT
4.9
MEDIUM · CVSS 2.0 · EPSS 1% (pctl 60)
Patch early
A public exploit exists.
Description
The override_release function in kernel/sys.c in the Linux kernel before 3.4.16 allows local users to obtain sensitive information from kernel stack memory via a uname system call in conjunction with a UNAME26 personality.
Scoring
| CVSS | 4.9 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:L/AC:L/Au:N/C:C/I:N/A:N |
| EPSS | 0.96% — more likely to be exploited than 60% of all CVEs |
| Weakness | CWE-16 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2012-12-21 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| linux | linux kernel |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Linux Kernel 3.2.x - 'uname()' System Call Local Information Disclosure | 2012-10-09 |
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2702b1526c7278c4d65d78de209a465d4de2885e
- http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091110.html
- http://secunia.com/advisories/51409
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.16
- http://www.openwall.com/lists/oss-security/2012/10/09/4
- http://www.ubuntu.com/usn/USN-1644-1
- http://www.ubuntu.com/usn/USN-1645-1
- http://www.ubuntu.com/usn/USN-1646-1
- http://www.ubuntu.com/usn/USN-1647-1
- http://www.ubuntu.com/usn/USN-1648-1
- http://www.ubuntu.com/usn/USN-1649-1
- http://www.ubuntu.com/usn/USN-1652-1
- https://bugzilla.redhat.com/show_bug.cgi?id=862877
- https://github.com/torvalds/linux/commit/2702b1526c7278c4d65d78de209a465d4de2885e
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2702b1526c7278c4d65d78de209a465d4de2885e
- http://lists.fedoraproject.org/pipermail/package-announce/2012-November/091110.html
- http://secunia.com/advisories/51409
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.16
- http://www.openwall.com/lists/oss-security/2012/10/09/4
- http://www.ubuntu.com/usn/USN-1644-1
→ the Explorer · watch your stack · NVD