OSV-2025-797

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Import Source
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libwebp/OSV-2025-797.yaml
JSON Data
https://api.osv.dev/v1/vulns/OSV-2025-797
Published
2025-09-30T00:07:53.914184Z
Modified
2025-09-30T00:07:53.914578Z
Summary
Heap-buffer-overflow in ProcessRows
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=447845730

Crash type: Heap-buffer-overflow WRITE {*}
Crash state:
ProcessRows
DecodeImageData
VP8LDecodeImage
References

Affected packages

OSS-Fuzz / libwebp

Package

Name
libwebp
Purl
pkg:generic/libwebp

Affected ranges

Type
GIT
Repo
https://chromium.googlesource.com/webm/libwebp
Events
Introduced
0d14d84bdb79f06ec6b23f4425138a1d8a5637de
Fixed
23359a1039d054b6e46ca97fa8789a755457fbd5

Ecosystem specific 

{
    "severity": "HIGH"
}

Database specific

introduced_range

"c00d83f6642e7838a12bb03bca94237f03cc2e00:74f6afd3e6ea8ff5b231ad2248b52bdcd1666c70"

fixed_range

"e40787da7188083075ca2f0dc7e947a569b228e7:23359a1039d054b6e46ca97fa8789a755457fbd5"