NetSight
high8.8

CVE-2023-6859

A use-after-free condition affected TLS socket creation when under memory pressure.

Impact

A use-after-free condition affected TLS socket creation when under memory pressure. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

Affected products

VendorProductAffected versions
MozillaFirefox
before 121.0
MozillaFirefox Esr
before 115.6
MozillaThunderbird
before 115.6
DebianDebian Linux
Versions 10.0, 11.0, 12.0

Weakness classification

References