Description
Use after free in Reading Mode in Google Chrome prior to 121.0.6167.85 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via specific UI interaction. (Chromium security severity: Medium)
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Chrome | 121.0.6167.85 – < 121.0.6167.85 | 121.0.6167.85 |
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 | 121.0.6167.85-1 | — |
| Debian 13 | chromium | 121.0.6167.85-1 | — |
| Debian 12 | chromium | 121.0.6167.85-1~deb12u1 | DSA-5607-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | chromium | 121.0.6167.184-1.1 | openSUSE-SU-2024:13766-1, openSUSE-SU-2024:13758-1 |
Advisories 5
- DSA-5607-1 chromium - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:13758-1 chromedriver-121.0.6167.184-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:13766-1 ungoogled-chromium-122.0.6261.111-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2024-0183 Google Chrome: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jul 16, 2024
- WID-SEC-2024-0220 Microsoft Edge: Mehrere Schwachstellen BSI CERT-Bund (WID) · Feb 18, 2024
References
- https://chromereleases.googleblog.com/2024/01/stable-channel-update-for-desktop_23.html
- https://crbug.com/1477151
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VXDSGAFQD4BDB4IB2O4ZUSHC3JCVQEKC/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MMI6GXFONZV6HE3BPZO3AP6GUVQLG4JQ/