A vulnerability can occur when capturing a media stream when the media source type is changed as the capture is occurring. This can result…

Description

A vulnerability can occur when capturing a media stream when the media source type is changed as the capture is occurring. This can result in stream data being cast to the wrong type causing a potentially exploitable crash. This vulnerability affects Thunderbird < 60, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.

Scores

EPSS (exploitation in 30 days)

3.8% · top 10% of all CVEs (5 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.

Weakness

• Media recorder segmentation fault when track type is changed during capture
• CWE-20 (opens in a new tab)All about CWE-20 and its CVEs

Affected products

• Mozilla · Thunderbird

  • affected unspecified – < 60

• Mozilla · Firefox ESR

  • affected unspecified – < 60.1
  • affected unspecified – < 52.9

• Mozilla · Firefox

  • affected unspecified – < 61

References (16)

• GLSA-201810-01 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• https://www.mozilla.org/security/advisories/mfsa2018-15/ (opens in a new tab)x_refsource_CONFIRMx_transferred
• RHSA-2018:2112 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• [debian-lts-announce] 20181112 [SECURITY] [DLA 1575-1] thunderbird security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• GLSA-201811-13 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• https://bugzilla.mozilla.org/show_bug.cgi?id=1453127 (opens in a new tab)x_refsource_CONFIRMx_transferred
• DSA-4235 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• DSA-4295 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• RHSA-2018:2113 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• https://www.mozilla.org/security/advisories/mfsa2018-16/ (opens in a new tab)x_refsource_CONFIRMx_transferred
• 104560 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• 1041193 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• https://www.mozilla.org/security/advisories/mfsa2018-19/ (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://www.mozilla.org/security/advisories/mfsa2018-17/ (opens in a new tab)x_refsource_CONFIRMx_transferred
• USN-3705-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• [debian-lts-announce] 20180629 [SECURITY] [DLA 1406-1] firefox-esr security update (opens in a new tab)mailing-listx_refsource_MLISTx_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-2018-5156](https://trackcve.app/badge/CVE-2018-5156.svg)](https://trackcve.app/cve/CVE-2018-5156)

Record last updated 5 Aug 2024, 05:26 UTC.