MGASA-2023-0289

The chromium-browser-stable package has been updated to the 118.0.5993.70 release, fixing 20 bugs and vulnerabilities.

Some of the security fixes are:

Critical CVE-2023-5218: Use after free in Site Isolation. Reported by @18 on 2023-09-27

Medium CVE-2023-5487: Inappropriate implementation in Fullscreen. Reported by Anonymous on 2020-03-17

Medium CVE-2023-5484: Inappropriate implementation in Navigation. Reported by Thomas Orlita on 2023-02-11

Medium CVE-2023-5475: Inappropriate implementation in DevTools. Reported by Axel Chong on 2023-08-30

Medium CVE-2023-5483: Inappropriate implementation in Intents. Reported by Axel Chong on 2023-03-17

Medium CVE-2023-5481: Inappropriate implementation in Downloads. Reported by Om Apip on 2023-06-28

Medium CVE-2023-5476: Use after free in Blink History. Reported by Yunqin Sun on 2023-08-20

Medium CVE-2023-5474: Heap buffer overflow in PDF. Reported by [pwn2car] on 2023-09-15

Medium CVE-2023-5479: Inappropriate implementation in Extensions API. Reported by Axel Chong on 2023-08-09

Low CVE-2023-5485: Inappropriate implementation in Autofill. Reported by Ahmed ElMasry on 2022-12-02

Low CVE-2023-5478: Inappropriate implementation in Autofill. Reported by Ahmed ElMasry on 2023-08-12

Low CVE-2023-5477: Inappropriate implementation in Installer. Reported by Bahaa Naamneh of Crosspoint Labs on 2023-08-13

Low CVE-2023-5486: Inappropriate implementation in Input. Reported by Hafiizh on 2022-08-29

Low CVE-2023-5473: Use after free in Cast. Reported by DarkNavy on 2023-09-18

Note: Access to bug details and links may be kept restricted until a majority of users are updated with a fix. We will also retain restrictions if the bug exists in a third party library that other projects similarly depend on, but haven’t yet fixed.