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CVE-2011-2496
Integer overflow in the vma_to_resize function in mm/mremap.c in the Linux kernel before 2.6.39 allows local users to cause a denial of…
Medium4.9EPSS 0.49%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
Integer overflow in the vma_to_resize function in mm/mremap.c in the Linux kernel before 2.6.39 allows local users to cause a denial of service (BUG_ON and system crash) via a crafted mremap system call that expands a memory mapping.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.9 | AV:L/AC:L/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 0.49% · top 58% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.9.
Weakness
Affected products
n/a
- affected n/a
References (5)
- https://bugzilla.redhat.com/show_bug.cgi?id=716538 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/torvalds/linux/commit/982134ba62618c2d69fbbbd166d0a11ee3b7e3d8 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20110627 Re: CVE request: kernel: mm: avoid wrapping vm_pgoff in mremap() and stack expansions (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=982134ba62618c2d69fbbbd166d0a11ee3b7e3d8 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .