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CVE-2018-5160
WebRTC can use a "WrappedI420Buffer" pixel buffer but the owning image object can be freed while it is still in use. This can result in…
High7.5EPSS 2.6%
- Published
- Updated
- Reserved
- Assigned by
- mozilla
Description
WebRTC can use a "WrappedI420Buffer" pixel buffer but the owning image object can be freed while it is still in use. This can result in the WebRTC encoder using uninitialized memory, leading to a potentially exploitable crash. This vulnerability affects Firefox < 60.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 2.6% · top 15% of all CVEs (4 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
- Uninitialized memory use by WebRTC encoder
- CWE-416 (opens in a new tab)All about CWE-416 and its CVEs
- CWE-908 (opens in a new tab)All about CWE-908 and its CVEs
Affected products
References (5)
- https://www.mozilla.org/security/advisories/mfsa2018-11/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://bugzilla.mozilla.org/show_bug.cgi?id=1436117 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1040896 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- USN-3645-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- 104139 (opens in a new tab)vdb-entryx_refsource_BIDx_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
[](https://trackcve.app/cve/CVE-2018-5160)Record last updated .