CVE-2013-4512

Severity: medium (CVSS 4.7 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2013-11-12 · updated 2026-06-16
Weakness: CWE-119

Description

Buffer overflow in the exitcode_proc_write function in arch/um/kernel/exitcode.c in the Linux kernel before 3.12 allows local users to cause a denial of service or possibly have unspecified other impact by leveraging root privileges for a write operation.

Affected products

Linux kernel: through 3.11.7; 3.0-rc1, 3.0-rc2, 3.0-rc3, 3.0-rc4, 3.0-rc5, 3.0-rc6 (+266)

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=201f99f170df14ba52ea4c52847779042b7a623b
http://www.openwall.com/lists/oss-security/2013/11/04/22
http://www.securityfocus.com/bid/63510
https://github.com/torvalds/linux/commit/201f99f170df14ba52ea4c52847779042b7a623b
https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.12.bz2
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=201f99f170df14ba52ea4c52847779042b7a623b
http://www.openwall.com/lists/oss-security/2013/11/04/22
http://www.securityfocus.com/bid/63510
https://github.com/torvalds/linux/commit/201f99f170df14ba52ea4c52847779042b7a623b
https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.12.bz2

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