The crypto API in the Linux kernel through 3.9-rc8 does not initialize certain length variables, which allows local users to obtain…

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.

Scores

EPSS (exploitation in 30 days)

0.35% · top 71% of all CVEs (4 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.9.

Weakness

• n/a
• CWE-200 (opens in a new tab)All about CWE-200 and its CVEs

Affected products

• n/a

  • affected n/a

References (7)

• openSUSE-SU-2013:1187 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• FEDORA-2013-6537 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• FEDORA-2013-6999 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• USN-1837-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• [oss-security] 20130414 Linux kernel: more net info leak fixes for v3.9 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• https://github.com/torvalds/linux/commit/72a763d805a48ac8c0bf48fdb510e84c12de51fe (opens in a new tab)x_refsource_CONFIRMx_transferred
• SUSE-SU-2013:1182 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_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

[![CVE-2013-3076](https://trackcve.app/badge/CVE-2013-3076.svg)](https://trackcve.app/cve/CVE-2013-3076)

Record last updated 6 Aug 2024, 16:00 UTC.