The vulnerability of the blk_alloc_ext_minor() function in the block/genhd.c module, which supports the block-level kernel in the Linux operating system, allows a attacker to cause a service failure.
🗓️ 25 Aug 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 4 Views
| Reporter | Title | Published | Views | Family All 62 |
|---|---|---|---|---|
 | Astra Linux – Vulnerability in Linux 5.10 | 20 May 202605:53 | – | astralinux |
 | Linux kernel 安全漏洞 | 26 Feb 202500:00 | – | cnnvd |
 | CVE-2022-49147 | 26 Feb 202501:55 | – | cve |
 | CVE-2022-49147 block: Fix the maximum minor value is blk_alloc_ext_minor() | 26 Feb 202501:55 | – | cvelist |
 | CVE-2022-49147 | 26 Feb 202501:55 | – | debiancve |
 | EUVD-2022-55078 | 15 Oct 202521:31 | – | euvd |
 | CVE-2022-49147 | 26 Feb 202507:00 | – | nvd |
 | SUSE: Security Advisory (SUSE-SU-2025:1027-1) | 28 Mar 202500:00 | – | openvas |
| SUSE: Security Advisory (SUSE-SU-2025:1241-1) | 16 Apr 202500:00 | – | openvas |
 | DEBIAN-CVE-2022-49147 | 26 Feb 202507:00 | – | osv |
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25 Aug 2026 00:00Current
5.9Medium risk
Vulners AI Score5.9
CVSS 24.6
CVSS 35.5
EPSS0.00256