Riskcovery

CVE-2026-89716

zram: validate deflate params

State
Published
Severity
Not scored
Published
Sep 11, 2026
Updated
Oct 19, 2026
Reserved
Sep 11, 2026

Read the record on cve.org

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.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • dc75a0d93bd5a1c64104efb4ec680463afbdd755 to before 923578d0f0d0703c3db61ab35dc37075ae53b0bdAffected
  • dc75a0d93bd5a1c64104efb4ec680463afbdd755 to before e23fac4ab2a5728386477b98a402a1042b21bffbAffected
  • dc75a0d93bd5a1c64104efb4ec680463afbdd755 to before ec7607ac4717ff521c9c1e9d8271c26293345513Affected
LinuxLinux
  • 6.16Affected
  • before 6.16Not affected
  • 6.18.50 through 6.18.*Not affected
  • 7.2.4 through 7.2.*Not affected
  • 7.3 and laterNot affected

References

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.