DEBIAN-CVE-2025-21815

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Source
https://security-tracker.debian.org/tracker/CVE-2025-21815
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-21815.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2025-21815
Upstream
Published
2025-02-27T20:16:04Z
Modified
2025-10-28T08:01:31Z
Severity
  • 7.1 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H CVSS Calculator
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"
}

Debian:14 / 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"
}