libwebp: The libwebp packages provide a library and tools for the WebP graphics format
CVE-2020-36331 is fixed in 6 products on 1 platform, first by libwebp6 0.6.1-2ubuntu0.18.04.1, released December 30, 2020. It is not reported as exploited. Patch Radar priority: High.
The libwebp packages provide a library and tools for the WebP graphics format. WebP is an image format with a lossy compression of digital photographic images. WebP consists of a codec based on the VP8 format, and a container based on the Resource Interchange File Format (RIFF). Webmasters, web developers and browser developers can use WebP to compress, archive, and distribute digital images more efficiently. Security Fix(es): * libwebp: out-of-bounds read in WebPMuxCreateInternal (CVE-2018-25009) * libwebp: out-of-bounds read in ApplyFilter() (CVE-2018-25010) * libwebp: out-of-bounds read in WebPMuxCreateInternal() (CVE-2018-25012) * libwebp: out-of-bounds read in ShiftBytes() (CVE-2018-25013) * libwebp: use of uninitialized value in ReadSymbol() (CVE-2018-25014) * libwebp: out-of-bounds read in ChunkVerifyAndAssign() in mux/muxread.c (CVE-2020-36330) * libwebp: out-of-bounds read in ChunkAssignData() in mux/muxinternal.c (CVE-2020-36331) * libwebp: excessive memory allocation when reading a file (CVE-2020-36332) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.5 Release Notes linked from the References section.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| libwebp · RHEL 8 | 0:1.0.0-5.el8 | RHSA-2021:4231 | Nov 9, 2021 |
| libwebp · almalinux 8 | 1.0.0-5.el8 | ALSA-2021:4231 | Nov 9, 2021 |
| libwebp · ol 8 | 0:1.0.0-5.el8 | ELSA-2021-4231 | Nov 16, 2021 |
| libwebp · rocky 8 | 0:1.0.0-5.el8 | RLSA-2021:4231 | Nov 9, 2021 |
| libwebp-devel · RHEL 8 | 0:1.0.0-5.el8 | RHSA-2021:4231 | Nov 9, 2021 |
| libwebp-devel · almalinux 8 | 1.0.0-5.el8 | ALSA-2021:4231 | Nov 9, 2021 |
| libwebp-devel · ol 8 | 0:1.0.0-5.el8 | ELSA-2021-4231 | Nov 16, 2021 |
| libwebp6 · Ubuntu 18.04.6 LTS (bionic) | 0.6.1-2ubuntu0.18.04.1 | libwebp6 0.6.1-2ubuntu0.18.04.1 | Dec 30, 2020 |
| libwebp6 · Ubuntu 20.04 LTS (focal) | 0.6.1-2ubuntu0.20.04.1 | libwebp6 0.6.1-2ubuntu0.20.04.1 | Dec 30, 2020 |
| libwebpdemux2 · Ubuntu 18.04.6 LTS (bionic) | 0.6.1-2ubuntu0.18.04.1 | libwebpdemux2 0.6.1-2ubuntu0.18.04.1 | Dec 30, 2020 |
| libwebpdemux2 · Ubuntu 20.04 LTS (focal) | 0.6.1-2ubuntu0.20.04.1 | libwebpdemux2 0.6.1-2ubuntu0.20.04.1 | Dec 30, 2020 |
| libwebpmux3 · Ubuntu 18.04.6 LTS (bionic) | 0.6.1-2ubuntu0.18.04.1 | libwebpmux3 0.6.1-2ubuntu0.18.04.1 | Dec 30, 2020 |
| libwebpmux3 · Ubuntu 20.04 LTS (focal) | 0.6.1-2ubuntu0.20.04.1 | libwebpmux3 0.6.1-2ubuntu0.20.04.1 | Dec 30, 2020 |
| webp · Ubuntu 18.04.6 LTS (bionic) | 0.6.1-2ubuntu0.18.04.1 | webp 0.6.1-2ubuntu0.18.04.1 | Dec 30, 2020 |
| webp · Ubuntu 20.04 LTS (focal) | 0.6.1-2ubuntu0.20.04.1 | webp 0.6.1-2ubuntu0.20.04.1 | Dec 30, 2020 |