Input validation error in Linux kernel - CVE-2015-3291
Published: June 20, 2024
Vulnerability identifier: #VU92489
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2015-3291
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input in arch/x86/entry/entry_64.S on the x86_64 platform. A local user can cause a denial of service (skipped NMI) by modifying the rsp register, issuing a syscall instruction, and triggering an NMI.
How to mitigate CVE-2015-3291
Install updates from vendor's website.
Sources
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=810bc075f78ff2c221536eb3008eac6a492dba2d
- http://www.debian.org/security/2015/dsa-3313
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.1.6
- http://www.openwall.com/lists/oss-security/2015/07/22/7
- http://www.securityfocus.com/bid/76003
- http://www.ubuntu.com/usn/USN-2687-1
- http://www.ubuntu.com/usn/USN-2688-1
- http://www.ubuntu.com/usn/USN-2689-1
- http://www.ubuntu.com/usn/USN-2690-1
- http://www.ubuntu.com/usn/USN-2691-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1243489
- https://github.com/torvalds/linux/commit/810bc075f78ff2c221536eb3008eac6a492dba2d