VULNERABILITY INTELLIGENCE

CVE-2010-3301

CVSS score7.2 HIGH
EPSS probability3.82%
CISA KEVNot currently listed
Published2010-09-22
Last modified2026-06-16
CVSS vectorAV:L/AC:L/Au:N/C:C/I:C/A:C

Description

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.

Weakness classification

  • CWE-269: Improper Privilege Management

Primary references