CVE-2023-6859
A use-after-free condition affected TLS socket creation when under memory pressure.
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 115.6, 121
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
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.
Timeline
- CVE published
- Record last updated
Affected versions
- Mozilla Firefox ESR
fixed in 115.6
- Mozilla Thunderbird
fixed in 115.6
- Mozilla Firefox
fixed in 121