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CVE-2023-4046

Date: August 1, 2023

In some circumstances, a stale value could have been used for a global variable in WASM JIT analysis. This resulted in incorrect compilation and a potentially exploitable crash in the content process. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.

Language: C++

Severity Score

Related Resources (12)

https://security-tracker.debian.org/tracker/CVE-2023-4046
https://lists.debian.org/debian-lts-announce/2023/08/msg00010.html
https://bugzilla.mozilla.org/show_bug.cgi?id=1837686
https://www.debian.org/security/2023/dsa-5464
https://www.mozilla.org/security/advisories/mfsa2023-29/
https://nvd.nist.gov/vuln/detail/CVE-2023-4046
https://access.redhat.com/security/cve/CVE-2023-4046
https://www.mozilla.org/security/advisories/mfsa2023-31/
https://www.mozilla.org/security/advisories/mfsa2023-30/
https://lists.debian.org/debian-lts-announce/2023/08/msg00008.html
https://www.debian.org/security/2023/dsa-5469
https://www.mend.io/vulnerability-database/CVE-2023-4046

Severity Score

Weakness Type (CWE)

Insufficient Information

NVD-CWE-noinfo

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

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