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CVE-2015-7513
arch/x86/kvm/x86.c in the Linux kernel before 4.4 does not reset the PIT counter values during state restoration, which allows guest OS…
Medium6.5EPSS 0.56%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
arch/x86/kvm/x86.c in the Linux kernel before 4.4 does not reset the PIT counter values during state restoration, which allows guest OS users to cause a denial of service (divide-by-zero error and host OS crash) via a zero value, related to the kvm_vm_ioctl_set_pit and kvm_vm_ioctl_set_pit2 functions.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium6.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.56% · top 53% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.
Weakness
Affected products
n/a
- affected n/a
References (19)
- [oss-security] 20160107 CVE-2015-7513 Kernel: kvm: divide by zero issue leads to DoS (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- FEDORA-2016-26e19f042a (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- USN-2887-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://github.com/torvalds/linux/commit/0185604c2d82c560dab2f2933a18f797e74ab5a8 (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-2886-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-2887-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-2890-3 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0185604c2d82c560dab2f2933a18f797e74ab5a8 (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-2889-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- FEDORA-2016-b59fd603be (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- USN-2889-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- 79901 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- FEDORA-2016-5d43766e33 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- USN-2890-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1284847 (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-2890-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- DSA-3434 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 1034602 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- USN-2888-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_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)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2015-7513)Record last updated .