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CVE-2023-6858

CVSS v3.1 8.8 (High)
88% Progress
EPSS 0.10 % (42th)
0.10% Progress
Affected Products 4
Advisories 35
Info CVSS EPSS Affected Configurations References Security Advisories Packages & Software Tools, Exploits & PoC Graph Web & Social Timeline

Firefox was susceptible to a heap buffer overflow in nsTextFragment due to insufficient OOM handling. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

Weaknesses
CWE-787
Out-of-bounds Write
CVE Status
PUBLISHED
CNA
Mozilla Corporation
Published Date
2023-12-19 14:15:07
(9 months ago)
Updated Date
2024-02-02 02:32:17
(7 months ago)

Affected Products

Debian

Mozilla

Configuration #1

    CPE23 From Up To
  Mozilla Firefox prior 121.0 version cpe:2.3:a:mozilla:firefox < 121.0
  Mozilla Firefox Esr prior 115.6 version cpe:2.3:a:mozilla:firefox_esr < 115.6
  Mozilla Thunderbird prior 115.6 version cpe:2.3:a:mozilla:thunderbird < 115.6

Configuration #2

    CPE23 From Up To
  Debian Linux 10.0 cpe:2.3:o:debian:debian_linux:10.0
  Debian Linux 11.0 cpe:2.3:o:debian:debian_linux:11.0
  Debian Linux 12.0 cpe:2.3:o:debian:debian_linux:12.0