CVE-2013-4512 json
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 caus…
published 2013-11-12 12 y ago modified 2026-06-16 4 mo ago also EUVD-2013-4372
- cvss
- 4.7
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 41%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- linux Debian 14, Debian 13, Debian 12 3.11.8-1
debian advisories DEBIAN-CVE-2013-4512
Exploit prediction
0.48% chance of exploitation in the next 30 days, higher than 41% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- github.com https://github.com/torvalds/linux/commit/201f99f170df14ba52ea4c52847779042b7a623b referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 4.7 | AV:L/AC:M/Au:N/C:N/I:N/A:C |
Classification
- Weakness
-
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
- Technology feeds
References
-
github.com
/torvalds/linux/commit/201f99f170df14ba52ea4c52847779042b7a623b
exploit, patch
-
kernel.org
/pub/linux/kernel/v3.x/patch-3.12.bz2
patch
-
securityfocus.com
/bid/63510
vdb-entry
-
openwall.com
/lists/oss-security/2013/11/04/22
mailing-list
- git.kernel.org /?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=201f99f170df14ba52ea4c52847779042b7a623b
Sources
- CVE List CVE-2013-4512
- NVD CVE-2013-4512
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.