NULL Pointer Dereference Affecting torvalds/linux package, versions [,2.6.38)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.07% (24th percentile)

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  • Snyk IDSNYK-UNMANAGED-TORVALDSLINUX-3005656
  • published26 Jan 2022
  • disclosed5 Oct 2011
  • creditUnknown

Introduced: 5 Oct 2011

CVE-2011-1076  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade torvalds/linux to version 2.6.38 or higher.

Overview

Affected versions of this package are vulnerable to NULL Pointer Dereference net/dns_resolver/dns_key.c in the Linux kernel before 2.6.38 allows remote DNS servers to cause a denial of service (NULL pointer dereference and OOPS) by not providing a valid response to a DNS query, as demonstrated by an erroneous grand.centrall.org query, which triggers improper handling of error data within a DNS resolver key.

References

CVSS Base Scores

version 3.1