CVE-2023-4863 (chrome, debian_linux, edge, fedora, firefox, firefox_esr, libwebp, thunderbird)

Heap buffer overflow in WebP in Google Chrome prior to 116.0.5845.187 allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page. (Chromium security severity: Critical)

116.0.5845.187 attacker buffer buffer overflow chrome chromium critical cve cve-2023-4863 edge fedora firefox google google chrome heap buffer overflow html libwebp memory overflow page security severity thunderbird webp