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CVE-2026-89716

zram: validate deflate params PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected dc75a0d93bd5a1c64104efb4ec680463afbdd755 before 923578d0f0d0703c3db61ab35dc37075ae53b0bd; affected dc75a0d93bd5a1c64104efb4ec680463afbdd755 before e23fac4ab2a5728386477b98a402a1042b21bffb; affected dc75a0d93bd5a1c64104efb4ec680463afbdd755 before ec7607ac4717ff521c9c1e9d8271c26293345513
Linux / Linuxaffected 6.16; unaffected 0 before 6.16; unaffected 6.18.50 through 6.18.*; unaffected 7.2.4 through 7.2.*; unaffected 7.3 through *

CWE

No CWE identifiers supplied.

References