CVE-2023-5217
HIGHCISA KEVEPSS 98th pctlDescription
Heap buffer overflow in vp8 encoding in libvpx in Google Chrome prior to 117.0.5938.132 and libvpx 1.13.1 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Exploit Intelligence
Very high risk: more likely to be exploited than 98% of all known CVEs.
Google Chromium libvpx Heap Buffer Overflow Vulnerability
Google Chromium libvpx contains a heap buffer overflow vulnerability in vp8 encoding that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could impact web browsers using libvpx, including but not limited to Google Chrome.
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Remediation due: 2023-10-23
References
- http://seclists.org/fulldisclosure/2023/Oct/12
- http://seclists.org/fulldisclosure/2023/Oct/16
- http://www.openwall.com/lists/oss-security/2023/09/28/5
- http://www.openwall.com/lists/oss-security/2023/09/28/6
- http://www.openwall.com/lists/oss-security/2023/09/29/1
- http://www.openwall.com/lists/oss-security/2023/09/29/11
- http://www.openwall.com/lists/oss-security/2023/09/29/12
- http://www.openwall.com/lists/oss-security/2023/09/29/14
- http://www.openwall.com/lists/oss-security/2023/09/29/2
- http://www.openwall.com/lists/oss-security/2023/09/29/7
- http://www.openwall.com/lists/oss-security/2023/09/29/9
- http://www.openwall.com/lists/oss-security/2023/09/30/1
- http://www.openwall.com/lists/oss-security/2023/09/30/2
- http://www.openwall.com/lists/oss-security/2023/09/30/3
- http://www.openwall.com/lists/oss-security/2023/09/30/4
- http://www.openwall.com/lists/oss-security/2023/09/30/5
- http://www.openwall.com/lists/oss-security/2023/10/01/1
- http://www.openwall.com/lists/oss-security/2023/10/01/2
- http://www.openwall.com/lists/oss-security/2023/10/01/5
- http://www.openwall.com/lists/oss-security/2023/10/02/6
- http://www.openwall.com/lists/oss-security/2023/10/03/11
- https://arstechnica.com/security/2023/09/new-0-day-in-chrome-and-firefox-is-likely-to-plague-other-software/
- https://bugzilla.redhat.com/show_bug.cgi?id=2241191
- https://chromereleases.googleblog.com/2023/09/stable-channel-update-for-desktop_27.html
- https://crbug.com/1486441
- https://github.com/webmproject/libvpx/commit/3fbd1dca6a4d2dad332a2110d646e4ffef36d590
- https://github.com/webmproject/libvpx/commit/af6dedd715f4307669366944cca6e0417b290282
- https://github.com/webmproject/libvpx/releases/tag/v1.13.1
- https://github.com/webmproject/libvpx/tags
- https://lists.debian.org/debian-lts-announce/2023/09/msg00038.html
- https://lists.debian.org/debian-lts-announce/2023/10/msg00001.html
- https://lists.debian.org/debian-lts-announce/2023/10/msg00015.html
- https://lists.fedoraproject.org/archives/list/[email protected]/message/4MFWDFJSSIFKWKNOCTQCFUNZWAXUCSS4/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/55YVCZNAVY3Y5E4DWPWMX2SPKZ2E5SOV/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/AY642Z6JZODQJE7Z62CFREVUHEGCXGPD/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/BCVSHVX2RFBU3RMCUFSATVQEJUFD4Q63/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/CWEJYS5NC7KVFYU3OAMPKQDYN6JQGVK6/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/TE7F54W5O5RS4ZMAAC7YK3CZWQXIDSKB/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/WTRUIS3564P7ZLM2S2IH4Y4KZ327LI4I/
- https://pastebin.com/TdkC4pDv
- https://security-tracker.debian.org/tracker/CVE-2023-5217
- https://security.gentoo.org/glsa/202310-04
- https://security.gentoo.org/glsa/202401-34
- https://stackdiary.com/google-discloses-a-webm-vp8-bug-tracked-as-cve-2023-5217/
- https://support.apple.com/kb/HT213961
- https://support.apple.com/kb/HT213972
- https://twitter.com/maddiestone/status/1707163313711497266
- https://www.debian.org/security/2023/dsa-5508
- https://www.debian.org/security/2023/dsa-5509
- https://www.debian.org/security/2023/dsa-5510
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Start freeThis product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-24.