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CVE-2023-4582

Date: September 11, 2023

Due to large allocation checks in Angle for glsl shaders being too lenient a buffer overflow could have occured when allocating too much private shader memory on mac OS. This bug only affects Firefox on macOS. Other operating systems are unaffected. This vulnerability affects Firefox < 117, Firefox ESR < 115.2, and Thunderbird < 115.2.

Language: C++

Severity Score

Related Resources (6)

https://www.mozilla.org/security/advisories/mfsa2023-34/
https://www.mozilla.org/security/advisories/mfsa2023-36/
https://www.mozilla.org/security/advisories/mfsa2023-38/
https://nvd.nist.gov/vuln/detail/CVE-2023-4582
https://bugzilla.mozilla.org/show_bug.cgi?id=1773874
https://www.mend.io/vulnerability-database/CVE-2023-4582

Severity Score

Weakness Type (CWE)

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-120

CVSS v3.1

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

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