Numeric Errors Affecting libtasn1 package, versions <0:2.3-3.el6_2.1


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
89.52% (100th percentile)

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  • Snyk IDSNYK-RHEL6-LIBTASN1-1437321
  • published26 Jul 2021
  • disclosed19 Mar 2012

Introduced: 19 Mar 2012

CVE-2012-1569  (opens in a new tab)
CWE-189  (opens in a new tab)

How to fix?

Upgrade RHEL:6 libtasn1 to version 0:2.3-3.el6_2.1 or higher.
This issue was patched in RHSA-2012:0427.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libtasn1 package and not the libtasn1 package as distributed by RHEL. See How to fix? for RHEL:6 relevant fixed versions and status.

The asn1_get_length_der function in decoding.c in GNU Libtasn1 before 2.12, as used in GnuTLS before 3.0.16 and other products, does not properly handle certain large length values, which allows remote attackers to cause a denial of service (heap memory corruption and application crash) or possibly have unspecified other impact via a crafted ASN.1 structure.

References

CVSS Scores

version 3.1