CVEvulnerability
CVE-2013-1943
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2013-07-16
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 4.4 MEDIUM — AV:L/AC:M/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-20
Description
The KVM subsystem in the Linux kernel before 3.0 does not check whether kernel addresses are specified during allocation of memory slots for use in a guest's physical address space, which allows local users to gain privileges or obtain sensitive information from kernel memory via a crafted application, related to arch/x86/kvm/paging_tmpl.h and virt/kvm/kvm_main.c.
Affected configurations
• linux linux kernel (< 3.0)
• redhat enterprise linux 5.0
• redhat enterprise linux eus 6.2
• redhat enterprise linux eus 6.3
• canonical ubuntu linux 10.04
Related
Weakness · CWE (1)
- CWE-20 Improper Input Validation weakness
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=fa3d315a4ce2c0891cdde262562e710d95fba19e git.kernel.org
- http://web.archive.org/web/20130329070349/http://ftp.osuosl.org/pub/linux/kernel/v3.0/ChangeLog-3.0 Broken Link
- http://www.ubuntu.com/usn/USN-1939-1 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=950490 Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/fa3d315a4ce2c0891cdde262562e710d95fba19e Patch, Third Party Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=fa3d315a4ce2c0891cdde262562e710d95fba19e git.kernel.org
- http://web.archive.org/web/20130329070349/http://ftp.osuosl.org/pub/linux/kernel/v3.0/ChangeLog-3.0 Broken Link
- http://www.ubuntu.com/usn/USN-1939-1 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=950490 Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/fa3d315a4ce2c0891cdde262562e710d95fba19e Patch, Third Party Advisory