CVE-2013-3076: linux linux_kernel
Vulnerability summary
CVE-2013-3076 is a medium (CVSS 4.9) vulnerability in linux linux_kernel. EPSS estimates a 0.35% chance of exploitation in the next 30 days, higher than 29.1% of scored vulnerabilities.
Not severe (CVSS 4.9, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 2Timeline
- 22-04-2013PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
The crypto API in the Linux kernel through 3.9-rc8 does not initialize certain length variables, which allows local users to obtain sensitive information from kernel stack memory via a crafted recvmsg or recvfrom system call, related to the hash_recvmsg function in crypto/algif_hash.c and the skcipher_recvmsg function in crypto/algif_skcipher.c.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
0.35%
Chance of exploitation in the next 30 days
Percentile
29%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.35% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, no authentication (CVSS vector). Other conditions: not stated in public data.
Ubuntu11 products
- linux< 3.11.0-12.19 | < 4.2.0-16.19
- linux-aws< 4.4.0-1002.2 | < 4.4.0-1001.10
- linux-gke< 4.4.0-1003.3
- linux-goldfish< 3.4.0-4.27
- linux-hwe< 4.8.0-36.36~16.04.1
Debian1 product
- linux< 3.8.11-1
Linux1 product
- linux_kernel≤ 3.9 | 3.9:rc1 | 3.9:rc2 | 3.9:rc3 | 3.9:rc4 | 3.9:rc5 | 3.9:rc6
3 vendors · 13 products
References
18 links- lists.fedoraproject.org/pipermail/package-announce/2013-April/103750.htmlVendor AdvisoryX Refsource FEDORA
- lists.fedoraproject.org/pipermail/package-announce/2013-May/104480.htmlVendor AdvisoryX Refsource FEDORA
