CVE-2012-0957 Information disclosure in n/a

What is CVE-2012-0957?

CVE-2012-0957 is a medium-severity vulnerability in Linux kernel, published on 21 Dec 2012. It can only be exploited from the same machine or local network, with no action from the victim.

Official 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.

Weakness: CWE-16

Which versions are affected by CVE-2012-0957?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2012-0957?

Upgrade to a fixed version.

Is CVE-2012-0957 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2012-0957 exists.

Public exploit code: 1 Exploit-DB entry.

Other vulnerabilities in Linux kernel

• CVE-2026-53266 Linux Kernel Out-of-Bounds Write Exploited High 8.8
• CVE-2013-6282 Linux Kernel Improper Input Validation Exploited High 8.8
• CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow Exploited High 8.4
• CVE-2013-2094 Linux Kernel Privilege Escalation Exploited High 8.4
• CVE-2026-53362 Linux Kernel Unspecified Exploited High 7.8

All Linux kernel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2012-0957, GHSA-v32w-48qp-8cv8.