CVE-2011-4098
What it is
The fallocate implementation in the GFS2 filesystem in the Linux kernel before 3.2 relies on the page cache, which might allow local users to cause a denial of service by preallocating blocks in certain situations involving insufficient memory.
At a glance
- Exploitability
- Can be exploited locally on the machine without logging in. Limited direct impact.
- Exploit odds
- 0.5% 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: 0.5% in the next 30 days (EPSS).
- Severity: 1.9 LOW (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.5% · EPSS, next 30 days
- Weakness
- CWE-119 · Buffer errors
- Record status
- Modified
Affected
- Linux Kernel ≤ 3.2
- Linux Kernel 3.2
Attack profile CVSS 2.0 · 1.9
- Attack vector
- Local
- Complexity
- Medium
- Authentication
- None
- Confidentiality
- None
- Integrity
- None
- Availability
- Partial
Raw vector
AV:L/AC:M/Au:N/C:N/I:N/A:P
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-2011-4098.md and follow it. Check whether this project is affected by CVE-2011-4098. 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
- http://www.kernel.org/pub/linux/kernel/v3.x/patch-3.2.bz2
- https://github.com/torvalds/linux/commit/64dd153c83743af81f20924c6343652d731eeecb
- http://www.kernel.org/pub/linux/kernel/v3.x/patch-3.2.bz2
- https://github.com/torvalds/linux/commit/64dd153c83743af81f20924c6343652d731eeecb
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=64dd153c83743af81f20924c6343652d731eeecb
- http://www.kernel.org/pub/linux/kernel/v3.x/patch-3.2.bz2
- https://github.com/torvalds/linux/commit/64dd153c83743af81f20924c6343652d731eeecb
- https://oss.oracle.com/git/?p=redpatch.git%3Ba=commit%3Bh=fadca7bdc43b02f518585d9547019966415cadfd
- https://www.redhat.com/archives/cluster-devel/2011-September/msg00064.html
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=64dd153c83743af81f20924c6343652d731eeecb
- http://www.kernel.org/pub/linux/kernel/v3.x/patch-3.2.bz2
- https://github.com/torvalds/linux/commit/64dd153c83743af81f20924c6343652d731eeecb
- https://oss.oracle.com/git/?p=redpatch.git%3Ba=commit%3Bh=fadca7bdc43b02f518585d9547019966415cadfd
- https://www.redhat.com/archives/cluster-devel/2011-September/msg00064.html