PT-2013-4896 · Linux · Linux Kernel

Spender · CVE-2013-4205 · Published 2013-08-24 · Updated 2023-02-13

Positive Technologies (AI Summary)

CVSS v2.0

4.7

Medium

Base vector

AV:L/AC:M/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 3.10.6

Description The issue is related to a memory leak in the unshare userns function, which can be triggered by local users through an invalid CLONE NEWUSER unshare call, leading to a denial of service due to memory consumption.

Recommendations For Linux kernel versions prior to 3.10.6, update to version 3.10.6 or later to resolve the issue.

Exploit

Fix

DoS

Weakness Enumeration

CWE-399

Related Identifiers

CVE-2013-4205

USN-1971-1

USN-1974-1

Affected Products

Linux Kernel

References · 18

• 🔥 https://github.com/torvalds/linux/commit/6160968cee8b90a5dd95318d716e31d7775c4ef3 · Exploit
• 🔥 http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6160968cee8b90a5dd95318d716e31d7775c4ef3 · Exploit
• http://ubuntu.com/usn/USN-1971-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2013-4205 · Security Note
• https://ubuntu.com/security/notices/USN-1974-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2013-4205 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2013-4205 · Vendor Advisory
• http://ubuntu.com/usn/USN-1974-1 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-1971-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2013-4205 · Vendor Advisory
• https://ubuntu.com/security/CVE-2013-4205 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2013-4205 · Security Note
• https://osv.dev/vulnerability/CVE-2013-4205 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2014-3002.html · Vendor Advisory
• http://twitter.com/grsecurity/statuses/364566062336978944 · Note