ext4: avoid allocating blocks from corrupted group in ext4_mb_find_by_goal()
Summary
| CVE | CVE-2024-26772 |
|---|---|
| State | PUBLISHED |
| Assigner | Linux |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2024-04-03 17:15:53 UTC |
| Updated | 2026-08-04 11:17:03 UTC |
| Description | In the Linux kernel, the following vulnerability has been resolved: ext4: avoid allocating blocks from corrupted group in ext4_mb_find_by_goal() Places the logic for checking if the group's block bitmap is corrupt under the protection of the group lock to avoid allocating blocks from the group with a corrupted block bitmap. |
Risk And Classification
Primary CVSS: v3.1 5.5 MEDIUM from ADP
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Problem Types: NVD-CWE-noinfo | CWE-noinfo Not enough information
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | ADP | DECLARED | 5.5 | MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| 3.1 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | Secondary | 7.8 | HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | Secondary | 5.5 | MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| 3.1 | CNA | DECLARED | 7.8 | HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
CVSS v3.1 Breakdown
Attack Vector
LocalAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
NoneAvailability
HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Linux | Linux Kernel | All | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Linux | Linux | affected 163a203ddb36c36d4a1c942aececda0cc8d06aa7 5a6dcc4ad0f7f7fa8e8d127b5526e7c5f2d38a43 git | Not specified |
| CNA | Linux | Linux | affected 163a203ddb36c36d4a1c942aececda0cc8d06aa7 6b92b1bc16d691c95b152c6dbf027ad64315668d git | Not specified |
| CNA | Linux | Linux | affected 163a203ddb36c36d4a1c942aececda0cc8d06aa7 ffeb72a80a82aba59a6774b0611f792e0ed3b0b7 git | Not specified |
| CNA | Linux | Linux | affected 163a203ddb36c36d4a1c942aececda0cc8d06aa7 8de8305a25bfda607fc13475ebe84b978c96d7ff git | Not specified |
| CNA | Linux | Linux | affected 163a203ddb36c36d4a1c942aececda0cc8d06aa7 d639102f4cbd4cb65d1225dba3b9265596aab586 git | Not specified |
| CNA | Linux | Linux | affected 163a203ddb36c36d4a1c942aececda0cc8d06aa7 d3bbe77a76bc52e9d4d0a120f1509be36e25c916 git | Not specified |
| CNA | Linux | Linux | affected 163a203ddb36c36d4a1c942aececda0cc8d06aa7 21dbe20589c7f48e9c5d336ce6402bcebfa6d76a git | Not specified |
| CNA | Linux | Linux | affected 163a203ddb36c36d4a1c942aececda0cc8d06aa7 832698373a25950942c04a512daa652c18a9b513 git | Not specified |
| CNA | Linux | Linux | affected 3.12 | Not specified |
| CNA | Linux | Linux | unaffected 3.12 semver | Not specified |
| CNA | Linux | Linux | unaffected 4.19.308 4.19.* semver | Not specified |
| CNA | Linux | Linux | unaffected 5.4.270 5.4.* semver | Not specified |
| CNA | Linux | Linux | unaffected 5.10.211 5.10.* semver | Not specified |
| CNA | Linux | Linux | unaffected 5.15.150 5.15.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.1.80 6.1.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.6.19 6.6.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.7.7 6.7.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.8 * original_commit_for_fix | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| ext4: avoid allocating blocks from corrupted group in ext4_mb_find_by_goal() - kernel/git/stable/linux.git - Linux kernel stable tree | af854a3a-2127-422b-91ae-364da2661108 | git.kernel.org | Patch |
| ext4: avoid allocating blocks from corrupted group in ext4_mb_find_by_goal() - kernel/git/stable/linux.git - Linux kernel stable tree | af854a3a-2127-422b-91ae-364da2661108 | git.kernel.org | Patch |
| lists.debian.org/debian-lts-announce/2024/06/msg00017.html | af854a3a-2127-422b-91ae-364da2661108 | lists.debian.org | Mailing List |
| ext4: avoid allocating blocks from corrupted group in ext4_mb_find_by_goal() - kernel/git/stable/linux.git - Linux kernel stable tree | af854a3a-2127-422b-91ae-364da2661108 | git.kernel.org | Patch |
| ext4: avoid allocating blocks from corrupted group in ext4_mb_find_by_goal() - kernel/git/stable/linux.git - Linux kernel stable tree | af854a3a-2127-422b-91ae-364da2661108 | git.kernel.org | Patch |
| ext4: avoid allocating blocks from corrupted group in ext4_mb_find_by_goal() - kernel/git/stable/linux.git - Linux kernel stable tree | af854a3a-2127-422b-91ae-364da2661108 | git.kernel.org | Patch |
| ext4: avoid allocating blocks from corrupted group in ext4_mb_find_by_goal() - kernel/git/stable/linux.git - Linux kernel stable tree | af854a3a-2127-422b-91ae-364da2661108 | git.kernel.org | Patch |
| ext4: avoid allocating blocks from corrupted group in ext4_mb_find_by_goal() - kernel/git/stable/linux.git - Linux kernel stable tree | af854a3a-2127-422b-91ae-364da2661108 | git.kernel.org | Patch |
| ext4: avoid allocating blocks from corrupted group in ext4_mb_find_by_goal() - kernel/git/stable/linux.git - Linux kernel stable tree | af854a3a-2127-422b-91ae-364da2661108 | git.kernel.org | Patch |
| lists.debian.org/debian-lts-announce/2024/06/msg00020.html | af854a3a-2127-422b-91ae-364da2661108 | lists.debian.org | Mailing List |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 6000567 Debian Security Update for linux (DSA 5658-1)