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.

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

EPSS: 0.012 (64.3th percentile) — read the EPSS interpretation.

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.

Affected products

Linux Linux_kernel
Zope Grok
N/a — versions n/a

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

cve@mitre.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
cve@mitre.org (Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Third Party Advisory, x_refsource_MISC, 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.