High, CVSS 8.8Exploited · CISA KEVcrates.ioAmendedPublished
libwebp: OOB write in BuildHuffmanTable
CVE-2023-4863 · GHSA-j7hp-h8jx-5ppr
- Affected
- crates.io libwebp-sys < 0.9.3
- Fixed in
- 0.9.3· Vendor fix available
- Issue
- Heap buffer overflow in libwebp allow a remote attacker to perform an out of bounds memory write via a crafted HTML page.
Recommended action: Upgrade to 0.9.3 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.