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CVE-2013-0914
The flush_signal_handlers function in kernel/signal.c in the Linux kernel before 3.8.4 preserves the value of the sa_restorer field across…
Low3.6EPSS 0.46%
- Published
- Updated
- Reserved
- Assigned by
- Chrome
Description
The flush_signal_handlers function in kernel/signal.c in the Linux kernel before 3.8.4 preserves the value of the sa_restorer field across an exec operation, which makes it easier for local users to bypass the ASLR protection mechanism via a crafted application containing a sigaction system call.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low3.6 | AV:L/AC:L/Au:N/C:P/I:P/A:N |
- EPSS (exploitation in 30 days)
- 0.46% · top 60% of all CVEs (6 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.6.
Weakness
Affected products
n/a
- affected n/a
References (18)
- USN-1796-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- openSUSE-SU-2013:1187 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- https://github.com/torvalds/linux/commit/2ca39528c01a933f6689cd6505ce65bd6d68a530 (opens in a new tab)x_refsource_CONFIRMx_transferred
- MDVSA-2013:176 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- USN-1797-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-1788-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- RHSA-2013:1051 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- USN-1793-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=920499 (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-1792-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- openSUSE-SU-2013:1971 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- USN-1794-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-1795-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2ca39528c01a933f6689cd6505ce65bd6d68a530 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20130311 CVE-2013-0914 Linux kernel sa_restorer information leak (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- USN-1787-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-1798-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.4 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2013-0914)Record last updated .