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CVE-2012-1601
The KVM implementation in the Linux kernel before 3.3.6 allows host OS users to cause a denial of service (NULL pointer dereference and…
Medium4.9EPSS 0.41%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
The KVM implementation in the Linux kernel before 3.3.6 allows host OS users to cause a denial of service (NULL pointer dereference and host OS crash) by making a KVM_CREATE_IRQCHIP ioctl call after a virtual CPU already exists.
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)
- 0.41% · top 65% 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 4.9.
Weakness
Affected products
n/a
- affected n/a
References (11)
- https://github.com/torvalds/linux/commit/9c895160d25a76c21b65bad141b08e8d4f99afef (opens in a new tab)x_refsource_CONFIRMx_transferred
- SUSE-SU-2012:1679 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- DSA-2469 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- [oss-security] 20120329 Re: CVE request -- kernel: kvm: irqchip_in_kernel() and vcpu->arch.apic inconsistency (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- RHSA-2012:0571 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 1026897 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- openSUSE-SU-2013:0925 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 49928 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=808199 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.6 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2012:0676 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_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 .