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CVE-2012-6538
The copy_to_user_auth function in net/xfrm/xfrm_user.c in the Linux kernel before 3.6 uses an incorrect C library function for copying a…
Low1.9EPSS 0.34%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The copy_to_user_auth function in net/xfrm/xfrm_user.c in the Linux kernel before 3.6 uses an incorrect C library function for copying a string, which allows local users to obtain sensitive information from kernel heap memory by leveraging the CAP_NET_ADMIN capability.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low1.9 | AV:L/AC:M/Au:N/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.34% · top 72% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 1.9.
Weakness
Affected products
n/a
- affected n/a
References (5)
- [oss-security] 20130305 CVE Requests (maybe): Linux kernel: various info leaks, some NULL ptr derefs (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=4c87308bdea31a7b4828a51f6156e6f721a1fcc9 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/torvalds/linux/commit/4c87308bdea31a7b4828a51f6156e6f721a1fcc9 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.6.bz2 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2013:0744 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_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)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2012-6538)Record last updated .