CVE-2010-3881
What it is
arch/x86/kvm/x86.c in the Linux kernel before 2.6.36.2 does not initialize certain structure members, which allows local users to obtain potentially sensitive information from kernel stack memory via read operations on the /dev/kvm device.
At a glance
- Exploitability
- Can be exploited locally on the machine without logging in. Limited direct impact.
- Exploit odds
- 0.5% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.5% in the next 30 days (EPSS).
- Severity: 2.1 LOW (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.5% · EPSS, next 30 days
- Weakness
- CWE-200 · Information exposure
- Record status
- Modified
Affected
- Linux Kernel < 2.6.36.2
- Redhat Enterprise Linux Server 6.0
- Redhat Enterprise Linux Workstation 6.0
- Suse Linux Enterprise Desktop 11
- Suse Linux Enterprise High Availability Extension 11
- Suse Linux Enterprise Server 11
Attack profile CVSS 2.0 · 2.1
- Attack vector
- Local
- Complexity
- Low
- Authentication
- None
- Confidentiality
- Partial
- Integrity
- None
- Availability
- None
Raw vector
AV:L/AC:L/Au:N/C:P/I:N/A:N
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2010-3881.md and follow it. Check whether this project is affected by CVE-2010-3881. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://openwall.com/lists/oss-security/2010/11/04/10
- http://openwall.com/lists/oss-security/2010/11/05/4
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36.2
- http://www.securityfocus.com/bid/44666
- http://www.spinics.net/lists/kvm/msg44130.html
- https://bugzilla.redhat.com/show_bug.cgi?id=649920
- http://openwall.com/lists/oss-security/2010/11/04/10
- http://openwall.com/lists/oss-security/2010/11/05/4
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36.2
- http://www.securityfocus.com/bid/44666
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=97e69aa62f8b5d338d6cff49be09e37cc1262838
- http://git.kernel.org/?p=virt/kvm/kvm.git%3Ba=commit%3Bh=831d9d02f9522e739825a51a11e3bc5aa531a905
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html
- http://openwall.com/lists/oss-security/2010/11/04/10
- http://openwall.com/lists/oss-security/2010/11/05/4
- http://rhn.redhat.com/errata/RHSA-2010-0998.html
- http://secunia.com/advisories/42932
- http://securitytracker.com/id?1024912
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36.2
- http://www.securityfocus.com/bid/44666
- http://www.spinics.net/lists/kvm/msg44130.html
- http://www.vupen.com/english/advisories/2010/3287
- http://www.vupen.com/english/advisories/2011/0124
- http://www.vupen.com/english/advisories/2011/0298
- https://bugzilla.redhat.com/show_bug.cgi?id=649920
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=97e69aa62f8b5d338d6cff49be09e37cc1262838
- http://git.kernel.org/?p=virt/kvm/kvm.git%3Ba=commit%3Bh=831d9d02f9522e739825a51a11e3bc5aa531a905
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html
- http://openwall.com/lists/oss-security/2010/11/04/10
- http://openwall.com/lists/oss-security/2010/11/05/4
- http://rhn.redhat.com/errata/RHSA-2010-0998.html
- http://secunia.com/advisories/42932
- http://securitytracker.com/id?1024912