SB2015083108 - Memory corruption in Linux kernel x86 kvm
Published: August 31, 2015 Updated: June 20, 2024
Security Bulletin ID
SB2015083108
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Memory corruption (CVE-ID: CVE-2015-3214)
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to memory corruption error within the pit_ioport_read() function in arch/x86/kvm/i8254.c. A local user can execute arbitrary code.
Remediation
Install update from vendor's website.
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ee73f656a604d5aa9df86a97102e4e462dd79924
- https://github.com/torvalds/linux/commit/ee73f656a604d5aa9df86a97102e4e462dd79924
- https://bugzilla.redhat.com/show_bug.cgi?id=1229640
- http://mirror.linux.org.au/linux/kernel/v2.6/ChangeLog-2.6.33
- http://www.openwall.com/lists/oss-security/2015/06/25/7
- https://security.gentoo.org/glsa/201510-02
- http://www.securityfocus.com/bid/75273
- https://support.lenovo.com/product_security/qemu
- http://www.securitytracker.com/id/1032598
- https://support.lenovo.com/us/en/product_security/qemu
- http://rhn.redhat.com/errata/RHSA-2015-1512.html
- http://rhn.redhat.com/errata/RHSA-2015-1508.html
- http://rhn.redhat.com/errata/RHSA-2015-1507.html
- https://www.exploit-db.com/exploits/37990/
- http://www.debian.org/security/2015/dsa-3348
- https://www.arista.com/en/support/advisories-notices/security-advisories/1180-security-advisory-13
- https://www.mail-archive.com/qemu-devel%40nongnu.org/msg304138.html