CVE-2026-89716
zram: validate deflate params
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 6.18.50, 7.2.4
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
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.
Timeline
- CVE published
- Record last updated
Affected versions
- Linux Linux
From dc75a0d93bd5a1c64104efb4ec680463afbdd755 · fixed in 923578d0f0d0703c3db61ab35dc37075ae53b0bd; From dc75a0d93bd5a1c64104efb4ec680463afbdd755 · fixed in e23fac4ab2a5728386477b98a402a1042b21bffb; From dc75a0d93bd5a1c64104efb4ec680463afbdd755 · fixed in ec7607ac4717ff521c9c1e9d8271c26293345513
- Linux Linux
6.16
- KernelLinux
From 6.16.0 · fixed in 6.18.50; From 6.19.0 · fixed in 7.2.4