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CVE-2012-1179
The Linux kernel before 3.3.1, when KVM is used, allows guest OS users to cause a denial of service (host OS crash) by leveraging…
Medium5.2EPSS 0.60%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
The Linux kernel before 3.3.1, when KVM is used, allows guest OS users to cause a denial of service (host OS crash) by leveraging administrative access to the guest OS, related to the pmd_none_or_clear_bad function and page faults for huge pages.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.2 | AV:A/AC:M/Au:S/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 0.60% · top 51% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.2.
Weakness
Affected products
n/a
- affected n/a
References (11)
- RHSA-2012:0743 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- SUSE-SU-2012:0554 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 1027084 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 48898 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- [oss-security] 20120315 CVE-2012-1179 kernel: thp: __split_huge_page() mapcount != page_mapcount BUG_ON() (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://github.com/torvalds/linux/commit/4a1d704194a441bf83c636004a479e01360ec850 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=803793 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 48404 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- FEDORA-2012-3712 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- HPSBGN02970 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.1 (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 .