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CVE-2022-26485

Date: December 22, 2022

Removing an XSLT parameter during processing could have lead to an exploitable use-after-free. 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.

Language: C++

Severity Score

Related Resources (9)

https://bugzilla.mozilla.org/show_bug.cgi?id=1758062
https://www.mozilla.org/security/advisories/mfsa2022-09/
https://security-tracker.debian.org/tracker/CVE-2022-26485
https://nvd.nist.gov/vuln/detail/CVE-2022-26485
https://github.com/mozilla/gecko-dev/commit/23774f7181f25aafe9055604f8ed73ea02a9bdeb
https://security.alpinelinux.org/vuln/CVE-2022-26485
https://access.redhat.com/security/cve/CVE-2022-26485
https://people.canonical.com/~ubuntu-security/cve/CVE-2022-26485
https://www.mend.io/vulnerability-database/CVE-2022-26485

Severity Score

Weakness Type (CWE)

Use After Free

CWE-416

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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