DEBIAN-CVE-2026-23211

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Source
https://security-tracker.debian.org/tracker/CVE-2026-23211
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-23211.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-23211
Upstream
Published
2026-02-18T15:18:42.360Z
Modified
2026-03-19T09:00:37.586055Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

In the Linux kernel, the following vulnerability has been resolved: mm, swap: restore swapspace attr aviod kernel panic commit 8b47299a411a ("mm, swap: mark swap address space ro and add context debug check") made the swap address space read-only. It may lead to kernel panic if archpreparetoswap returns a failure under heavy memory pressure as follows, el1abort+0x40/0x64 el1h64synchandler+0x48/0xcc el1h64sync+0x84/0x88 errseq_set+0x4c/0xb8 (P) __filemapsetwberr+0x20/0xd0 shrinkfoliolist+0xc20/0x11cc evictfolios+0x1520/0x1be4 trytoshrinklruvec+0x27c/0x3dc shrinkone+0x9c/0x228 shrinknode+0xb3c/0xeac dotrytofreepages+0x170/0x4f0 trytofreepages+0x334/0x534 __allocpagesdirect_reclaim+0x90/0x158 __allocpagesslowpath+0x334/0x588 __allocfrozenpages_noprof+0x224/0x2fc __folioallocnoprof+0x14/0x64 vmaalloczeroedmovablefolio+0x34/0x44 doptemissing+0xad4/0x1040 handlemmfault+0x4a4/0x790 dopagefault+0x288/0x5f8 dotranslationfault+0x38/0x54 domemabort+0x54/0xa8 Restore swap address space as not ro to avoid the panic.

References

Affected packages

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
6.18.9-1

Affected versions

6.*
6.12.38-1
6.12.41-1
6.12.43-1~bpo12+1
6.12.43-1
6.12.48-1
6.12.57-1~bpo12+1
6.12.57-1
6.12.63-1~bpo12+1
6.12.63-1
6.12.69-1~bpo12+1
6.12.69-1
6.12.73-1~bpo12+1
6.12.73-1
6.12.74-1
6.12.74-2~bpo12+1
6.12.74-2
6.13~rc6-1~exp1
6.13~rc7-1~exp1
6.13.2-1~exp1
6.13.3-1~exp1
6.13.4-1~exp1
6.13.5-1~exp1
6.13.6-1~exp1
6.13.7-1~exp1
6.13.8-1~exp1
6.13.9-1~exp1
6.13.10-1~exp1
6.13.11-1~exp1
6.14.3-1~exp1
6.14.5-1~exp1
6.14.6-1~exp1
6.15~rc7-1~exp1
6.15-1~exp1
6.15.1-1~exp1
6.15.2-1~exp1
6.15.3-1~exp1
6.15.4-1~exp1
6.15.5-1~exp1
6.15.6-1~exp1
6.16~rc7-1~exp1
6.16-1~exp1
6.16.1-1~exp1
6.16.3-1~bpo13+1
6.16.3-1
6.16.5-1
6.16.6-1
6.16.7-1
6.16.8-1
6.16.9-1
6.16.10-1
6.16.11-1
6.16.12-1~bpo13+1
6.16.12-1
6.16.12-2
6.17.2-1~exp1
6.17.5-1~exp1
6.17.6-1
6.17.7-1
6.17.7-2
6.17.8-1~bpo13+1
6.17.8-1
6.17.9-1
6.17.10-1
6.17.11-1
6.17.12-1
6.17.13-1~bpo13+1
6.17.13-1
6.18~rc4-1~exp1
6.18~rc4-1~exp2
6.18~rc5-1~exp1
6.18~rc6-1~exp1
6.18~rc7-1~exp1
6.18.1-1~exp1
6.18.2-1~exp1
6.18.3-1
6.18.5-1~bpo13+1
6.18.5-1
6.18.8-1
6.18.9-1~bpo13+1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-23211.json"