VulnerabilityModified
CVE-2011-2707
The ptrace_setxregs function in arch/xtensa/kernel/ptrace.c in the Linux kernel before 3.1 does not validate user-space pointers, which allows local users to obtain sensitive information from kernel memory locations via a crafted PTRACE_SETXTREGS request.
MEDIUM 6.0EPSS 0.37%
Does this matter?
Lower severity and a low EPSS score (0.37%). Track it; it rarely justifies an emergency change on its own.
Description
The ptrace_setxregs function in arch/xtensa/kernel/ptrace.c in the Linux kernel before 3.1 does not validate user-space pointers, which allows local users to obtain sensitive information from kernel memory locations via a crafted PTRACE_SETXTREGS request.
- CVSS 3.1
- 6.0 MEDIUMCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H
- EPSS
- 0.37% probability · 30th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-200
- Affected
- linux/linux kernel
- Source
- secalert@redhat.com
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=0d0138ebe24b94065580bd2601f8bb7eb6152f56
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1Mailing List, Patch, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2011/07/20/18Mailing List, Third Party Advisory
- https://github.com/torvalds/linux/commit/0d0138ebe24b94065580bd2601f8bb7eb6152f56Patch, Third Party Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=0d0138ebe24b94065580bd2601f8bb7eb6152f56
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1Mailing List, Patch, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2011/07/20/18Mailing List, Third Party Advisory
- https://github.com/torvalds/linux/commit/0d0138ebe24b94065580bd2601f8bb7eb6152f56Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.