Release Date: | 2010-09-22 |
The IA32 system call emulation functionality in arch/x86/ia32/ia32entry.S in the Linux kernel before 2.6.36-rc4-git2 on the x86_64 platform does not zero extend the %eax register after the 32-bit entry path to ptrace is used, which allows local users to gain privileges by triggering an out-of-bounds access to the system call table using the %rax register. NOTE: this vulnerability exists because of a CVE-2007-4573 regression.
See more information about CVE-2010-3301 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS v2.0 metrics and score provided are preliminary and subject to review.
Base Score: | 7.2 | Base Metrics: | AV:L/AC:L/Au:N/C:C/I:C/A:C |
Access Vector: | Local network | Attack Complexity: | Low |
Authentication: | None required | Confidentiality Impact: | Complete |
Integrity Impact: | Complete | Availability Impact: | Complete |
Platform | Errata | Release Date |
Oracle Linux version 6 (kernel) | ELSA-2011-0007 | 2011-02-12 |
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