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CVE-2023-4863Google Chromium WebP Heap-Based Buffer Overflow Vulnerability
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)
8.8 HIGHEPSS 99.97%⚡ Known Exploited (CISA KEV)NVD: Published
Overview
Severity
| Score | Severity | Version | Vector String |
|---|---|---|---|
| 8.8 | HIGH | 3.1CISA-ADP | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Details
- CVE ID
- CVE-2023-4863
- Status
- Published
- Assigner (CNA)
- Chrome
- Published
- Sep 12, 2023
- Last modified
- 2025-10-21 23:05 UTC
- Weaknesses
Affected Products
As published by the CNA in the CVE record.
GoogleChrome1 version range
- 116.0.5845.187 before 116.0.5845.187
Googlelibwebp1 version range
- 1.3.2 before 1.3.2
References
- chromereleases.googleblog.com https://chromereleases.googleblog.com/2023/09/stable-channel-update-for-desktop_11.html
- crbug.com https://crbug.com/1479274
- en.bandisoft.com https://en.bandisoft.com/honeyview/history/
- stackdiary.com https://stackdiary.com/critical-vulnerability-in-webp-codec-cve-2023-4863/
- mozilla.org https://www.mozilla.org/en-US/security/advisories/mfsa2023-40/
- github.com https://github.com/webmproject/libwebp/commit/902bc9190331343b2017211debcec8d2ab87e17a
- msrc.microsoft.com https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-4863
- security-tracker.debian.org https://security-tracker.debian.org/tracker/CVE-2023-4863
- bugzilla.suse.com https://bugzilla.suse.com/show_bug.cgi?id=1215231
- news.ycombinator.com https://news.ycombinator.com/item?id=37478403
- bleepingcomputer.com https://www.bleepingcomputer.com/news/google/google-fixes-another-chrome-zero-day-bug-exploited-in-attacks/
- debian.org https://www.debian.org/security/2023/dsa-5496
- debian.org https://www.debian.org/security/2023/dsa-5497
- lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/[email protected]/message/OZDGWWMJREPAGKWCJKSCM4WYLANSKIFX/
- lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/[email protected]/message/FYYKLG6CRGEDTNRBSU26EEWAO6D6U645/
- lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/[email protected]/message/PYZV7TMKF4QHZ54SFJX54BDN52VHGGCX/
- lists.debian.org https://lists.debian.org/debian-lts-announce/2023/09/msg00015.html
- lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/[email protected]/message/WHOLML7N2G5KCAZXFWC5IDFFHSQS5SDB/
- debian.org https://www.debian.org/security/2023/dsa-5498
- security.gentoo.org https://security.gentoo.org/glsa/202309-05
- lists.debian.org https://lists.debian.org/debian-lts-announce/2023/09/msg00016.html
- lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/[email protected]/message/6T655QF7CQ3DYAMPFV7IECQYGDEUIVVT/
- adamcaudill.com https://adamcaudill.com/2023/09/14/whose-cve-is-it-anyway/
- github.com https://github.com/webmproject/libwebp/releases/tag/v1.3.2
- lists.debian.org https://lists.debian.org/debian-lts-announce/2023/09/msg00017.html
- lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/[email protected]/message/KUQ7CTX3W372X3UY56VVNAHCH6H2F4X3/
- openwall.com http://www.openwall.com/lists/oss-security/2023/09/21/4
- blog.isosceles.com https://blog.isosceles.com/the-webp-0day/
- openwall.com http://www.openwall.com/lists/oss-security/2023/09/22/1
- openwall.com http://www.openwall.com/lists/oss-security/2023/09/22/3
- openwall.com http://www.openwall.com/lists/oss-security/2023/09/22/4
- openwall.com http://www.openwall.com/lists/oss-security/2023/09/22/5
- openwall.com http://www.openwall.com/lists/oss-security/2023/09/22/8
- openwall.com http://www.openwall.com/lists/oss-security/2023/09/22/7
- openwall.com http://www.openwall.com/lists/oss-security/2023/09/22/6
- openwall.com http://www.openwall.com/lists/oss-security/2023/09/26/1
- openwall.com http://www.openwall.com/lists/oss-security/2023/09/26/7
- openwall.com http://www.openwall.com/lists/oss-security/2023/09/28/1
- openwall.com http://www.openwall.com/lists/oss-security/2023/09/28/2
- openwall.com http://www.openwall.com/lists/oss-security/2023/09/28/4
- security.netapp.com https://security.netapp.com/advisory/ntap-20230929-0011/
- lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/[email protected]/message/WTRUIS3564P7ZLM2S2IH4Y4KZ327LI4I/
- sethmlarson.dev https://sethmlarson.dev/security-developer-in-residence-weekly-report-16
- bentley.com https://www.bentley.com/advisories/be-2023-0001/
- security.gentoo.org https://security.gentoo.org/glsa/202401-10
Sources
- NVD (unavailable at last refresh)
- CVE.org
- CISA KEV
- FIRST EPSS