# CVE-2023-5217

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)

- Page: https://www.vulneraibility.com/cve/CVE-2023-5217
- CVSS: 8.8
- Known exploited: yes, in CISA KEV since 2023-10-02; CISA due date 2023-10-23
- EPSS: 49.01% (percentile 98.9)
- Unvetted proof-of-concept code on GitHub: 3 GitHub proofs of concept (first 2023-10-06)
- CISA SSVC: exploitation active, automatable no, technical impact total (assessed 2023-11-15)
- Weakness: CWE-787
- Also known as: GHSA-qqvq-6xgj-jw8g
- Published: 2023-09-28

## Affected versions

- Google Chrome: affected < 117.0.5938.132
- Google libvpx: affected < 1.13.1

A version outside these ranges is not a statement that it is unaffected.

## References

- [other] https://chromereleases.googleblog.com/2023/09/stable-channel-update-for-desktop_27.html
- [other] https://crbug.com/1486441
- [other] http://www.openwall.com/lists/oss-security/2023/09/28/5
- [other] http://www.openwall.com/lists/oss-security/2023/09/28/6
- [other] http://www.openwall.com/lists/oss-security/2023/09/29/1
- [other] http://www.openwall.com/lists/oss-security/2023/09/29/2
- [other] http://www.openwall.com/lists/oss-security/2023/09/29/7
- [other] http://www.openwall.com/lists/oss-security/2023/09/29/9
- [other] https://www.mozilla.org/en-US/security/advisories/mfsa2023-44/
- [other] https://security-tracker.debian.org/tracker/CVE-2023-5217
- [other] https://bugzilla.redhat.com/show_bug.cgi?id=2241191
- [other] https://stackdiary.com/google-discloses-a-webm-vp8-bug-tracked-as-cve-2023-5217/
- [other] https://www.openwall.com/lists/oss-security/2023/09/28/5
- [other] https://pastebin.com/TdkC4pDv
- [other] https://github.com/webmproject/libvpx/commit/3fbd1dca6a4d2dad332a2110d646e4ffef36d590
- [other] https://github.com/webmproject/libvpx/commit/af6dedd715f4307669366944cca6e0417b290282
- [other] https://github.com/webmproject/libvpx/tags
- [other] http://www.openwall.com/lists/oss-security/2023/09/29/11
- [other] http://www.openwall.com/lists/oss-security/2023/09/29/12
- [other] http://www.openwall.com/lists/oss-security/2023/09/29/14
- [other] https://www.debian.org/security/2023/dsa-5510
- [other] https://www.debian.org/security/2023/dsa-5509
- [other] https://www.debian.org/security/2023/dsa-5508
- [other] http://www.openwall.com/lists/oss-security/2023/09/30/1
- [other] https://lists.debian.org/debian-lts-announce/2023/09/msg00038.html
- [other] https://twitter.com/maddiestone/status/1707163313711497266
- [other] https://arstechnica.com/security/2023/09/new-0-day-in-chrome-and-firefox-is-likely-to-plague-other-software/
- [other] https://github.com/webmproject/libvpx/releases/tag/v1.13.1
- [other] http://www.openwall.com/lists/oss-security/2023/09/30/3
- [other] http://www.openwall.com/lists/oss-security/2023/09/30/2
- [other] http://www.openwall.com/lists/oss-security/2023/09/30/4
- [other] http://www.openwall.com/lists/oss-security/2023/09/30/5
- [other] https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BCVSHVX2RFBU3RMCUFSATVQEJUFD4Q63/
- [other] http://www.openwall.com/lists/oss-security/2023/10/01/2
- [other] http://www.openwall.com/lists/oss-security/2023/10/01/1
- [other] http://www.openwall.com/lists/oss-security/2023/10/01/5
- [other] https://lists.debian.org/debian-lts-announce/2023/10/msg00001.html
- [other] https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WTRUIS3564P7ZLM2S2IH4Y4KZ327LI4I/
- [other] https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/55YVCZNAVY3Y5E4DWPWMX2SPKZ2E5SOV/
- [other] https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4MFWDFJSSIFKWKNOCTQCFUNZWAXUCSS4/
- [other] https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CWEJYS5NC7KVFYU3OAMPKQDYN6JQGVK6/
- [other] http://www.openwall.com/lists/oss-security/2023/10/02/6
- [other] http://www.openwall.com/lists/oss-security/2023/10/03/11
- [other] https://security.gentoo.org/glsa/202310-04
- [other] https://support.apple.com/kb/HT213961
- [other] https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AY642Z6JZODQJE7Z62CFREVUHEGCXGPD/
- [other] http://seclists.org/fulldisclosure/2023/Oct/12
- [other] https://lists.debian.org/debian-lts-announce/2023/10/msg00015.html
- [other] https://support.apple.com/kb/HT213972
- [other] http://seclists.org/fulldisclosure/2023/Oct/16

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.