CVE-2023-4863
- State
- Published
- Severity
- 8.8 High
- Published
- Sep 12, 2023
- Updated
- Oct 21, 2025
- Reserved
- Sep 9, 2023
Description
Heap buffer overflow in libwebp in Google Chrome prior to 116.0.5845.187 and libwebp 1.3.2 allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page. (Chromium security severity: Critical)
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CISA-ADP |
Weaknesses
- CWE-787 Out-of-bounds Write
Affected Products
| Product | Versions |
|---|---|
ChromeGoogle |
|
libwebpGoogle |
|
References
- https://chromereleases.googleblog.com/2023/09/stable-channel-update-for-desktop_11.html
- https://crbug.com/1479274
- https://en.bandisoft.com/honeyview/history/
- https://stackdiary.com/critical-vulnerability-in-webp-codec-cve-2023-4863/
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-40/
- https://github.com/webmproject/libwebp/commit/902bc9190331343b2017211debcec8d2ab87e17a
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-4863
- https://security-tracker.debian.org/tracker/CVE-2023-4863
- https://bugzilla.suse.com/show_bug.cgi?id=1215231
- https://news.ycombinator.com/item?id=37478403
- https://www.bleepingcomputer.com/news/google/google-fixes-another-chrome-zero-day-bug-exploited-in-attacks/
- https://www.debian.org/security/2023/dsa-5496
- https://www.debian.org/security/2023/dsa-5497
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OZDGWWMJREPAGKWCJKSCM4WYLANSKIFX/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FYYKLG6CRGEDTNRBSU26EEWAO6D6U645/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PYZV7TMKF4QHZ54SFJX54BDN52VHGGCX/
- https://lists.debian.org/debian-lts-announce/2023/09/msg00015.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WHOLML7N2G5KCAZXFWC5IDFFHSQS5SDB/
- https://www.debian.org/security/2023/dsa-5498
- https://security.gentoo.org/glsa/202309-05
- https://lists.debian.org/debian-lts-announce/2023/09/msg00016.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6T655QF7CQ3DYAMPFV7IECQYGDEUIVVT/
- https://adamcaudill.com/2023/09/14/whose-cve-is-it-anyway/
- https://github.com/webmproject/libwebp/releases/tag/v1.3.2
- https://lists.debian.org/debian-lts-announce/2023/09/msg00017.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KUQ7CTX3W372X3UY56VVNAHCH6H2F4X3/
- http://www.openwall.com/lists/oss-security/2023/09/21/4
- https://blog.isosceles.com/the-webp-0day/
- http://www.openwall.com/lists/oss-security/2023/09/22/1
- http://www.openwall.com/lists/oss-security/2023/09/22/3
- http://www.openwall.com/lists/oss-security/2023/09/22/4
- http://www.openwall.com/lists/oss-security/2023/09/22/5
- http://www.openwall.com/lists/oss-security/2023/09/22/8
- http://www.openwall.com/lists/oss-security/2023/09/22/7
- http://www.openwall.com/lists/oss-security/2023/09/22/6
- http://www.openwall.com/lists/oss-security/2023/09/26/1
- http://www.openwall.com/lists/oss-security/2023/09/26/7
- http://www.openwall.com/lists/oss-security/2023/09/28/1
- http://www.openwall.com/lists/oss-security/2023/09/28/2
- http://www.openwall.com/lists/oss-security/2023/09/28/4
- https://security.netapp.com/advisory/ntap-20230929-0011/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WTRUIS3564P7ZLM2S2IH4Y4KZ327LI4I/
- https://sethmlarson.dev/security-developer-in-residence-weekly-report-16
- https://www.bentley.com/advisories/be-2023-0001/
- https://security.gentoo.org/glsa/202401-10
- https://www.vicarius.io/vsociety/posts/zero-day-webp-vulnerability-cve-2023-4863
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-4863government-resource
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