Vulnerability · Published Sep 24, 2025 · Assigned by Chrome
CVE-2025-10502
High 8.8
In plain English
A high-severity heap buffer overflow in Chrome from Google. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 21% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.3%top 78.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Heap buffer overflow in ANGLE in Google Chrome prior to 140.0.7339.185 allowed a remote attacker to potentially exploit heap corruption via malicious network traffic. (Chromium security severity: High)
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | webkit2gtk3 | 2.54.0-1.el8_10 | ALSA-2026:74084 |
| AlmaLinux:9 | webkit2gtk3 | 2.54.0-1.el9_8 | ALSA-2026:69098 |
| AlmaLinux:8 | webkit2gtk3-devel | 2.54.0-1.el8_10 | ALSA-2026:74084 |
| AlmaLinux:9 | webkit2gtk3-devel | 2.54.0-1.el9_8 | ALSA-2026:69098 |
| AlmaLinux:8 | webkit2gtk3-jsc | 2.54.0-1.el8_10 | ALSA-2026:74084 |
| AlmaLinux:9 | webkit2gtk3-jsc | 2.54.0-1.el9_8 | ALSA-2026:69098 |
| AlmaLinux:8 | webkit2gtk3-jsc-devel | 2.54.0-1.el8_10 | ALSA-2026:74084 |
| AlmaLinux:9 | webkit2gtk3-jsc-devel | 2.54.0-1.el9_8 | ALSA-2026:69098 |
| Alpine:v3.22 | qt6-qtwebengine | 6.8.3-r2 | ALPINE-CVE-2025-10502 |
| Alpine:v3.23 | qt6-qtwebengine | 6.9.2-r1 | ALPINE-CVE-2025-10502 |
| Alpine:v3.24 | qt6-qtwebengine | 6.9.2-r1 | ALPINE-CVE-2025-10502 |
| Debian:12 | chromium | 140.0.7339.185-1~deb12u1 | DEBIAN-CVE-2025-10502 |
| Debian:12 | chromium | 140.0.7339.185-1~deb12u1 | DSA-6004-1 |
| Debian:13 | chromium | 140.0.7339.185-1~deb13u1 | DSA-6004-1 |
| Debian:13 | chromium | 140.0.7339.185-1~deb13u1 | DEBIAN-CVE-2025-10502 |
| Debian:14 | chromium | 140.0.7339.185-1 | DEBIAN-CVE-2025-10502 |
| Debian:12 | webkit2gtk | no fix listed | DEBIAN-CVE-2025-10502 |
| Debian:13 | webkit2gtk | 2.54.0-1~deb13u1 | DEBIAN-CVE-2025-10502 |
| Debian:14 | webkit2gtk | no fix listed | DEBIAN-CVE-2025-10502 |
| Debian:12 | wpewebkit | no fix listed | DEBIAN-CVE-2025-10502 |
| Debian:13 | wpewebkit | no fix listed | DEBIAN-CVE-2025-10502 |
| Debian:14 | wpewebkit | 2.54.0-1 | DEBIAN-CVE-2025-10502 |
| Rocky Linux:8 | webkit2gtk3 | 0:2.54.0-1.el8_10 | RLSA-2026:74084 |
Affected products (as reported)
Weakness: CWE-122 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H