Off-by-one Error Affecting kernel-debug-devel package, versions <0:2.6.32-431.el6


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.59% (79th percentile)

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  • Snyk IDSNYK-RHEL6-KERNELDEBUGDEVEL-1474367
  • published26 Jul 2021
  • disclosed17 Sept 2013

Introduced: 17 Sep 2013

CVE-2013-4345  (opens in a new tab)
CWE-193  (opens in a new tab)

How to fix?

Upgrade RHEL:6 kernel-debug-devel to version 0:2.6.32-431.el6 or higher.
This issue was patched in RHSA-2013:1645.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debug-devel package and not the kernel-debug-devel package as distributed by RHEL. See How to fix? for RHEL:6 relevant fixed versions and status.

Off-by-one error in the get_prng_bytes function in crypto/ansi_cprng.c in the Linux kernel through 3.11.4 makes it easier for context-dependent attackers to defeat cryptographic protection mechanisms via multiple requests for small amounts of data, leading to improper management of the state of the consumed data.

CVSS Scores

version 3.1