An unexpected message in the WebGPU IPC framework could lead to a use-after-free and exploitable sandbox escape.
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Listed in CISA KEV
- Fix
- Fixed in 97.0.2, 91.6.1, 97.3.0, 91.6.2
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
Mozilla Firefox (desktop, Android, and ESR), Thunderbird, and Focus are affected. An attacker could exploit an unexpected message in the WebGPU component to corrupt memory and escape the browser's sandbox, potentially gaining broader control of the system.
Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.
Read the original description
An unexpected message in the WebGPU IPC framework could lead to a use-after-free and exploitable sandbox escape. We have had reports of attacks in the wild abusing this flaw. This vulnerability affects Firefox < 97.0.2, Firefox ESR < 91.6.1, Firefox for Android < 97.3.0, Thunderbird < 91.6.2, and Focus < 97.3.0.
Timeline
- Added to CISA KEV
CISA has evidence of exploitation in the wild
- CISA remediation deadline
Due date for US federal agencies to patch
- CVE published
- Record last updated
Affected versions
- Mozilla Firefox
From unspecified · fixed in 97.0.2
- Mozilla Firefox ESR
From unspecified · fixed in 91.6.1
- Mozilla Firefox for Android
From unspecified · fixed in 97.3.0
- Mozilla Thunderbird
From unspecified · fixed in 91.6.2
- Mozilla Focus
From unspecified · fixed in 97.3.0