Access Restriction Bypass Affecting kernel-abi-whitelists package, versions <0:3.10.0-229.7.2.el7


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.87% (83rd percentile)

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  • Snyk IDSNYK-ORACLE7-KERNELABIWHITELISTS-2497100
  • published10 Apr 2022
  • disclosed16 Mar 2015

Introduced: 16 Mar 2015

CVE-2015-1593  (opens in a new tab)
CWE-264  (opens in a new tab)

How to fix?

Upgrade Oracle:7 kernel-abi-whitelists to version 0:3.10.0-229.7.2.el7 or higher.
This issue was patched in ELSA-2015-1137.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-abi-whitelists package and not the kernel-abi-whitelists package as distributed by Oracle. See How to fix? for Oracle:7 relevant fixed versions and status.

The stack randomization feature in the Linux kernel before 3.19.1 on 64-bit platforms uses incorrect data types for the results of bitwise left-shift operations, which makes it easier for attackers to bypass the ASLR protection mechanism by predicting the address of the top of the stack, related to the randomize_stack_top function in fs/binfmt_elf.c and the stack_maxrandom_size function in arch/x86/mm/mmap.c.

References

CVSS Scores

version 3.1