Buffer overflow in Linux Kernel
CVE-2021-36089
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).
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.012 (66.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000
Affected products
Weakness classification (CWE)
References
- bugs.chromium.org/p/oss-fuzz/issues/detail (Exploit, Patch, Third Party Advisory, Issue Tracking)
- github.com/google/oss-fuzz-vulns/blob/main/vulns/grok/OSV-2021-677.yaml (Third Party Advisory)
- github.com/GrokImageCompression/grok/releases (Third Party Advisory, Release Notes)
Frequently asked questions
- What is CVE-2021-36089?
- CVE-2021-36089 is a high-severity vulnerability in Linux Kernel, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2021-07-01.
- How severe is CVE-2021-36089?
- High severity. CVSS v3 base score is 7.8 out of 10.