Critical severity9.8OSV Advisory· Published May 30, 2025· Updated Apr 15, 2026
CVE-2020-36846
CVE-2020-36846
Description
A buffer overflow, as described in CVE-2020-8927, exists in the embedded Brotli library. Versions of IO::Compress::Brotli prior to 0.007 included a version of the brotli library prior to version 1.0.8, where an attacker controlling the input length of a "one-shot" decompression request to a script can trigger a crash, which happens when copying over chunks of data larger than 2 GiB. It is recommended to update your IO::Compress::Brotli module to 0.007 or later. If one cannot update, we recommend to use the "streaming" API as opposed to the "one-shot" API, and impose chunk size limits.
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Affected products
8- Range: <0.007
- osv-coords5 versionspkg:bitnami/brotlipkg:bitnami/dotnetpkg:bitnami/dotnet-sdkpkg:bitnami/powershellpkg:rpm/opensuse/govulncheck-vulndb&distro=openSUSE%20Tumbleweed
< 1.0.8+ 4 more
- (no CPE)range: < 1.0.8
- (no CPE)range: >= 5.0.0, < 5.0.15
- (no CPE)range: >= 5.0.0, < 5.0.15
- (no CPE)range: >= 7.0.0, < 7.0.9
- (no CPE)range: < 0.0.20250612T141001-1.1
Patches
Vulnerability mechanics
References
5News mentions
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