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The vulnerability of the Mozilla Firefox ESR browser arises from an operation that goes beyond buffer boundaries in memory, allowing attackers to compromise the confidentiality, integrity, and accessibility of protected information.

🗓️ 07 Feb 2018 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 1 Views

Firefox out-of-bounds memory access when applying pseudo-element styles like first-line, risking service failure.

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26 Nov 2025 00:00Current
8High risk
Vulners AI Score8
CVSS 37.5
CVSS 29.3
EPSS0.01721
1