libwebp

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• High 8.8
  CVE-2023-4863 Exploited Public exploit EPSS 100%

  libwebp: OOB write in BuildHuffmanTable

  Heap buffer overflow in libwebp in Google Chrome prior to 116.0.5845.187 and libwebp 1.3.2 allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page. (Chromium security severity: Critical)

  Google Chrome libwebp chromium Browsers Debian Ubuntu Azure Linux Alpine Wolfi npm PyPI Go crates.io NuGet
  Sep 12, 2023

  KEV Sep 13, 2023
• Medium 5.3
  CVE-2023-1999 Public exploit

  Use after free in libwebp

  There exists a use after free/double free in libwebp. An attacker can use the ApplyFiltersAndEncode() function and loop through to free best.bw and assign best = trial pointer. The second loop will then return 0 because of an Out of memory error in VP8 encode…

  Chromium libwebp thunderbird mozjs38 Debian Ubuntu Azure Linux Alpine
  Jun 20, 2023