High severity7.8NVD Advisory· Published Jul 1, 2021· Updated Jun 17, 2026
CVE-2021-36089
CVE-2021-36089
Description
Grok 7.6.6 through 9.2.0 has a heap-based buffer overflow in grk::FileFormatDecompress::apply_palette_clr (called from grk::FileFormatDecompress::applyColour).
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Grok/Grokdescription
- Range: 7.6.6 - 9.2.0
Patches
Vulnerability mechanics
References
3- bugs.chromium.org/p/oss-fuzz/issues/detailnvdExploitIssue TrackingPatchThird Party Advisory
- github.com/GrokImageCompression/grok/releasesnvdRelease NotesThird Party Advisory
- github.com/google/oss-fuzz-vulns/blob/main/vulns/grok/OSV-2021-677.yamlnvdThird Party Advisory
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