net/xfrm/xfrm_user.c in the Linux kernel before 3.6 does not initialize certain structures, which allows local users to obtain sensitive information from kernel memory by leveraging the CAP_NET_ADMIN capability.
CVE-2012-6537
NONECVSS 0.0
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 0%CVSS: —Exploit: NoneExposed: 0
A fix is available — apply it.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 29.6%
- KEV
- Not listed
Published
March 15, 2013
Last Modified
April 29, 2026
References (22)
- cve@mitrehttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1f86840f897717f86d523a13e99a447e6a5d2fa5
- cve@mitrehttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7b789836f434c87168eab067cfbed1ec4783dffd
- cve@mitrehttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f778a636713a435d3a922c60b1622a91136560c1
- cve@mitrehttp://rhn.redhat.com/errata/RHSA-2013-0744.html
- cve@mitrehttp://www.openwall.com/lists/oss-security/2013/03/05/13
- cve@mitrehttp://www.ubuntu.com/usn/USN-1792-1
- cve@mitrehttp://www.ubuntu.com/usn/USN-1798-1
- cve@mitrehttps://github.com/torvalds/linux/commit/1f86840f897717f86d523a13e99a447e6a5d2fa5
- cve@mitrehttps://github.com/torvalds/linux/commit/7b789836f434c87168eab067cfbed1ec4783dffd
- cve@mitrehttps://github.com/torvalds/linux/commit/f778a636713a435d3a922c60b1622a91136560c1
- cve@mitrehttps://www.kernel.org/pub/linux/kernel/v3.x/patch-3.6.bz2
- af854a3a-2127-422b-91ae-364da2661108http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1f86840f897717f86d523a13e99a447e6a5d2fa5
- af854a3a-2127-422b-91ae-364da2661108http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7b789836f434c87168eab067cfbed1ec4783dffd
- af854a3a-2127-422b-91ae-364da2661108http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f778a636713a435d3a922c60b1622a91136560c1
- af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2013-0744.html
Frequently asked(4)
What is CVE-2012-6537?
CVE-2012-6537 is a none vulnerability published on March 15, 2013. net/xfrm/xfrmuser.c in the Linux kernel before 3.6 does not initialize certain structures, which allows local users to obtain sensitive information from kernel memory by leveraging the CAPNET_ADMIN capability.
When was CVE-2012-6537 disclosed?
CVE-2012-6537 was first published in the National Vulnerability Database on March 15, 2013, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2012-6537 actively exploited?
CVE-2012-6537 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 29.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2012-6537?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2012-6537, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
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