Description
Use-after-free vulnerability in Oxide before 1.5.6 and 1.6.x before 1.6.1 allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code by deleting all WebContents while a RenderProcessHost instance still exists.
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.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | oxide-qt | 1.5.6-0ubuntu0.14.04.2 | USN-2556-1 |
Advisories 1
- USN-2556-1 oxide-qt vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
References
- https://bugs.launchpad.net/oxide/+bug/1431484
- USN-2556-1 vendor-advisory