SEPTEMBER 14, 2026
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Case File

CVE-2026-89716

UNKNOWN · CVSS N/A EPSS 0.20%

Source: NVD + CISA KEV + EPSS · Published 2026-09-11 · Last synced 2026-09-14

CyberRota Analysis

AI-Generated

The vulnerability affects the Linux kernel's zram component, specifically related to the validation of user-supplied deflate parameters. If improperly validated, this could lead to a system crash due to a triggered BUG_ON() condition when an invalid winbits value is passed to zlib_deflate_workspacesize(). Linux system administrators and developers should prioritize addressing this issue to prevent potential system instability.

CVE
CVE-2026-89716
Severity
UNKNOWN
CVSS
N/A
EPSS
0.20%
Linux

Original NVD Description

In the Linux kernel, the following vulnerability has been resolved: zram: validate deflate params We must validate user-supplied deflate winbits before we pass it to zlib_deflate_workspacesize(), which triggers BUG_ON() if winbits value is outside of valid ranges.