CVE-2023-4763: debian debian_linux Use After Free
CVSS: 8.8v3.1HighModified
AliasesDEBIAN-CVE-2023-4763openSUSE-SU-2024:13258-1
Published 05-09-2023Last modified 05-05-2025
Vulnerability summary
CVE-2023-4763 is a high (CVSS 8.8) Use After Free vulnerability in debian debian_linux. EPSS estimates a 1.22% chance of exploitation in the next 30 days, higher than 68.1% of scored vulnerabilities.
CVSS score
8.8/10
010
High · v3.1 (CVE.org)EPSS score
1.22%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 5 · Related 3Timeline
- 05-09-2023PublishedVulnerability first disclosed.
- 05-05-2025Last modifiedVulnerability information updated.
Description
Use after free in Networks in Google Chrome prior to 116.0.5845.179 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
CVSS metrics
3 scores · 3 sources · 1 versionHigh 8.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesAll 3 agree
- OSV · DebianEcosystem advisory · calculated8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVDNIST8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS trend
Probability
1.22%
Chance of exploitation in the next 30 days
Percentile
68%
Versus all other CVEs
30-day change
0.00 pp
From 1.22% on 19-09-2026
19-09-202619-10-2026
EPSS score1.22%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Debian2 products
- chromium< 116.0.5845.180-1~deb12u1 | < 116.0.5845.180-1
- debian_linuxEOL11.0 | 12.0
Google1 product
- chrome≥ 116.0.5845.179, < 116.0.5845.179 | < 116.0.5845.179
Opensuse1 product
- nodejs-electron&distro=openSUSE Tumbleweed< 25.8.2-1.1
3 vendors · 4 products
References
11 links- chromereleases.googleblog.com/2023/09/stable-channel-update-for-desktop.htmlRelease NotesVendor Advisory
- crbug.com/1469928Permissions Required
www.debian.org/security/2023/dsa-5491Third Party Advisory