CVE-2023-37209 — Use After Free in Mozilla Firefox
Severity
8.8HIGHNVD
OSV6.5
EPSS
0.3%
top 46.30%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJul 5
Description
A use-after-free condition existed in `NotifyOnHistoryReload` where a `LoadingSessionHistoryEntry` object was freed and a reference to that object remained. This resulted in a potentially exploitable condition when the reference to that object was later reused. This vulnerability affects Firefox < 115.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9
Affected Packages5 packages
🔴Vulnerability Details
3OSV▶
CVE-2023-37209: A use-after-free condition existed in `NotifyOnHistoryReload` where a `LoadingSessionHistoryEntry` object was freed and a reference to that object rem↗2023-07-05
GHSA▶
GHSA-qvg2-h6w2-cvwj: A use-after-free condition existed in `NotifyOnHistoryReload` where a `LoadingSessionHistoryEntry` object was freed and a reference to that object rem↗2023-07-05