The cycle collection (CC) implementation in Mozilla Firefox before 25.0, Firefox ESR 24.x before 24.1, Thunderbird before 24.1, and…

Description

The cycle collection (CC) implementation in Mozilla Firefox before 25.0, Firefox ESR 24.x before 24.1, Thunderbird before 24.1, and SeaMonkey before 2.22 does not properly determine the thread for release of an image object, which allows remote attackers to execute arbitrary code or cause a denial of service (race condition and application crash) via a large HTML document containing IMG elements, as demonstrated by the Never-Ending Reddit on reddit.com.

Scores

EPSS (exploitation in 30 days)

3.1% · top 12% of all CVEs (5 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.8.

Weakness

• n/a
• CWE-119 (opens in a new tab)All about CWE-119 and its CVEs

Affected products

• n/a

  • affected n/a

References (6)

• https://bugzilla.mozilla.org/show_bug.cgi?id=910881 (opens in a new tab)x_refsource_CONFIRMx_transferred
• openSUSE-SU-2013:1633 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• GLSA-201504-01 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• openSUSE-SU-2013:1634 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• oval:org.mitre.oval:def:19066 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• http://www.mozilla.org/security/announce/2013/mfsa2013-97.html (opens in a new tab)x_refsource_CONFIRMx_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-2013-5596](https://trackcve.app/badge/CVE-2013-5596.svg)](https://trackcve.app/cve/CVE-2013-5596)

Record last updated 6 Aug 2024, 17:15 UTC.