CVE-2026-125248 - FFmpeg 9.0 through 9.0.2 Integer Overflow via FFV1 Vulkan Encoder Remap Buffer

CVE-2026-125248 - FFmpeg 9.0 through 9.0.2 Integer Overflow via FFV1 Vulkan Encoder Remap Buffer

https://cvefeed.io/rssfeed/latest.atom / Mon, 11/09/2026 - 22:52
CVE ID :CVE-2026-125248
Published : Nov. 9, 2026, 7:17 p.m. | 1 hour, 11 minutes ago
Description :FFmpeg 9.0 through 9.0.2 contains an integer overflow vulnerability in libavcodec/ffv1enc_vulkan.c that undersizes the float remap GPU buffer for large frames. Attackers can supply large GBRPF32 or GBRAPF32 images or videos that, when transcoded to FFV1 with the Vulkan encoder, trigger out-of-bounds GPU memory writes causing crashes or memory corruption.
Severity: 7.3 | HIGH
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