Memory leak in the unshare_userns function in kernel/user_namespace.c in the Linux kernel before 3.10.6 allows local users to cause a…

Description

Memory leak in the unshare_userns function in kernel/user_namespace.c in the Linux kernel before 3.10.6 allows local users to cause a denial of service (memory consumption) via an invalid CLONE_NEWUSER unshare call.

Scores

EPSS (exploitation in 30 days)

0.45% · top 61% of all CVEs (4 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.7.

Weakness

• n/a
• CWE-399 (opens in a new tab)All about CWE-399 and its CVEs

Affected products

• n/a

  • affected n/a

References (7)

• https://github.com/torvalds/linux/commit/6160968cee8b90a5dd95318d716e31d7775c4ef3 (opens in a new tab)x_refsource_CONFIRMx_transferred
• [oss-security] 20130806 Re: CLONE_NEWUSER local DoS (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• http://twitter.com/grsecurity/statuses/364566062336978944 (opens in a new tab)x_refsource_MISCx_transferred
• http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.10.6 (opens in a new tab)x_refsource_CONFIRMx_transferred
• USN-1971-1 (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=6160968cee8b90a5dd95318d716e31d7775c4ef3 (opens in a new tab)x_refsource_CONFIRMx_transferred
• USN-1974-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_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-2013-4205](https://trackcve.app/badge/CVE-2013-4205.svg)](https://trackcve.app/cve/CVE-2013-4205)

Record last updated 6 Aug 2024, 16:38 UTC.