CVE-2025-21815

See a problem?
Please try reporting it to the source first.
Source
https://nvd.nist.gov/vuln/detail/CVE-2025-21815
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-21815.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2025-21815
Downstream
Related
Published
2025-02-27T20:16:04Z
Modified
2025-03-10T05:00:05Z
Summary
[none]
Details

In the Linux kernel, the following vulnerability has been resolved:

mm/compaction: fix UBSAN shift-out-of-bounds warning

syzkaller reported a UBSAN shift-out-of-bounds warning of (1UL << order) in isolatefreepagesblock(). The bogus compoundorder can be any value because it is union with flags. Add back the MAXPAGE_ORDER check to fix the warning.

References

Affected packages

Debian:13 / linux

Package

Name
linux
Purl
pkg:deb/debian/linux?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
6.12.15-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}