CVE-2017-5438 — Use After Free in Mozilla Firefox
Severity
9.8CRITICALNVD
EPSS
1.9%
top 16.65%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJun 11
Latest updateMay 14
Description
A use-after-free vulnerability during XSLT processing due to the result handler being held by a freed handler during handling. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9
Affected Packages10 packages
Also affects: Debian Linux 9.0, Enterprise Linux 6.0, 7.0, 7.3, 7.4, 7.5
Patches
🔴Vulnerability Details
6GHSA▶
GHSA-pr59-fq27-p3xp: A use-after-free vulnerability during XSLT processing due to the result handler being held by a freed handler during handling↗2022-05-14
CVEList▶
CVE-2017-5438: A use-after-free vulnerability during XSLT processing due to the result handler being held by a freed handler during handling↗2018-06-11
OSV▶
CVE-2017-5438: A use-after-free vulnerability during XSLT processing due to the result handler being held by a freed handler during handling↗2018-06-11
📋Vendor Advisories
4Red Hat
▶
Debian▶
CVE-2017-5438: firefox - A use-after-free vulnerability during XSLT processing due to the result handler ...↗2017
💬Community
1Bugzilla▶
CVE-2017-5438 Mozilla: Use-after-free in nsAutoPtr during XSLT processing (MFSA 2017-11, MFSA 2017-12)↗2017-04-19