Description
Inappropriate implementation in V8 in Google Chrome prior to 142.0.7444.59 allowed a remote attacker to perform out of bounds memory access via a crafted HTML page. (Chromium security severity: High)
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Chrome | 142.0.7444.59 – < 142.0.7444.59 | 142.0.7444.59 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | chromium | 142.0.7444.59-1 | — |
| Debian 13 | chromium | 142.0.7444.59-1~deb13u1 | DSA-6046-1 |
| Debian 12 | chromium | 142.0.7444.59-1~deb12u1 | DSA-6046-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | chromium | 142.0.7444.59-2.1 | openSUSE-SU-2025:15687-1 |
| openSUSE Leap 16.0 | chromium | 142.0.7444.162-bp160.1.1 | openSUSE-SU-2025:20076-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | qt6-qtwebengine | 6.10.0-r1 | — |
| Alpine v3.23 | qt6-qtwebengine | 6.10.0-r1 | — |
| Alpine v3.22 | qt6-qtwebengine | 6.8.3-r6 | — |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 2 (CBL-Mariner) | nodejs18 | No fix yet | — |
Wolfi
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Wolfi rolling | chromium | 142.0.7444.59-r0 | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 1 repository
-
jamezx32/CVE-2025-12433 ★ 0 · Oct 14, 2026
V8 hole-check elision merge bug - PoC + exploit
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 4
- WID-SEC-2025-2445 Google Chrome/Microsoft Edge: Mehrere Schwachstellen BSI CERT-Bund (WID) · Sep 13, 2026
- openSUSE-SU-2025:20076-1 Security update for chromium SUSE / openSUSE Security Updates · Sep 6, 2026
- openSUSE-SU-2025:15687-1 chromedriver-142.0.7444.59-2.1 on GA media SUSE / openSUSE Security Updates · Mar 23, 2026
- DSA-6046-1 chromium - security update Debian Security (DSA / DLA) · Mar 9, 2026