CVE-2024-26772
What it is
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.
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 0.3% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.3% in the next 30 days (EPSS).
- Severity: 7.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.3% · EPSS, next 30 days
- Record status
- Modified
Affected
- Linux Kernel < 4.19.308
- Linux Kernel < 5.4.270
- Linux Kernel < 5.10.211
- Linux Kernel < 5.15.150
- Linux Kernel < 6.1.80
- Linux Kernel < 6.6.19
- Linux Kernel < 6.7.7
- Linux Kernel 6.8
Attack profile CVSS 3.1 · 7.8
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2024-26772.md and follow it. Check whether this project is affected by CVE-2024-26772. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://git.kernel.org/stable/c/21dbe20589c7f48e9c5d336ce6402bcebfa6d76a
- https://git.kernel.org/stable/c/5a6dcc4ad0f7f7fa8e8d127b5526e7c5f2d38a43
- https://git.kernel.org/stable/c/6b92b1bc16d691c95b152c6dbf027ad64315668d
- https://git.kernel.org/stable/c/832698373a25950942c04a512daa652c18a9b513
- https://git.kernel.org/stable/c/8de8305a25bfda607fc13475ebe84b978c96d7ff
- https://git.kernel.org/stable/c/d3bbe77a76bc52e9d4d0a120f1509be36e25c916
- https://git.kernel.org/stable/c/d639102f4cbd4cb65d1225dba3b9265596aab586
- https://git.kernel.org/stable/c/ffeb72a80a82aba59a6774b0611f792e0ed3b0b7
- https://git.kernel.org/stable/c/21dbe20589c7f48e9c5d336ce6402bcebfa6d76a
- https://git.kernel.org/stable/c/5a6dcc4ad0f7f7fa8e8d127b5526e7c5f2d38a43
References
- https://git.kernel.org/stable/c/21dbe20589c7f48e9c5d336ce6402bcebfa6d76a
- https://git.kernel.org/stable/c/5a6dcc4ad0f7f7fa8e8d127b5526e7c5f2d38a43
- https://git.kernel.org/stable/c/6b92b1bc16d691c95b152c6dbf027ad64315668d
- https://git.kernel.org/stable/c/832698373a25950942c04a512daa652c18a9b513
- https://git.kernel.org/stable/c/8de8305a25bfda607fc13475ebe84b978c96d7ff
- https://git.kernel.org/stable/c/d3bbe77a76bc52e9d4d0a120f1509be36e25c916
- https://git.kernel.org/stable/c/d639102f4cbd4cb65d1225dba3b9265596aab586
- https://git.kernel.org/stable/c/ffeb72a80a82aba59a6774b0611f792e0ed3b0b7
- https://git.kernel.org/stable/c/21dbe20589c7f48e9c5d336ce6402bcebfa6d76a
- https://git.kernel.org/stable/c/5a6dcc4ad0f7f7fa8e8d127b5526e7c5f2d38a43
- https://git.kernel.org/stable/c/6b92b1bc16d691c95b152c6dbf027ad64315668d
- https://git.kernel.org/stable/c/832698373a25950942c04a512daa652c18a9b513
- https://git.kernel.org/stable/c/8de8305a25bfda607fc13475ebe84b978c96d7ff
- https://git.kernel.org/stable/c/d3bbe77a76bc52e9d4d0a120f1509be36e25c916
- https://git.kernel.org/stable/c/d639102f4cbd4cb65d1225dba3b9265596aab586
- https://git.kernel.org/stable/c/ffeb72a80a82aba59a6774b0611f792e0ed3b0b7
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
- https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html
- https://cert-portal.siemens.com/productcert/html/ssa-613116.html