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Red Hat 9 RHSA-2023-0343-01 Moderate: LibTasn1 Out-of-Bounds Access

red hat
Calendar Grey January 23, 2023
Dist Redhat Esm H88
LibTasn1 security patch released for Red Hat Enterprise Linux 9 categorized with moderate severity. Important information and remedies outlined.
An update for libtasn1 is now available for Red Hat Enterprise Linux 9

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

A library that provides Abstract Syntax Notation One (ASN.1, as specified by the X.680 ITU-T recommendation) parsing and structures management, and Distinguished Encoding Rules (DER, as per X.690) encoding and decoding functions.
Security Fix(es):
* libtasn1: Out-of-bound access in ETYPE_OK (CVE-2021-46848)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Topics%20covered

Topics Covered

security advisory security update Red Hat Enterprise Linux moderate impact out-of-bounds access libtasn1 ASN.1 management

References

https://access.redhat.com/security/cve/CVE-2021-46848 https://access.redhat.com/security/updates/classification#moderate

Package List

Red Hat Enterprise Linux AppStream (v. 9):
aarch64: libtasn1-debuginfo-4.16.0-8.el9_1.aarch64.rpm libtasn1-debugsource-4.16.0-8.el9_1.aarch64.rpm libtasn1-devel-4.16.0-8.el9_1.aarch64.rpm libtasn1-tools-4.16.0-8.el9_1.aarch64.rpm libtasn1-tools-debuginfo-4.16.0-8.el9_1.aarch64.rpm
ppc64le: libtasn1-debuginfo-4.16.0-8.el9_1.ppc64le.rpm libtasn1-debugsource-4.16.0-8.el9_1.ppc64le.rpm libtasn1-devel-4.16.0-8.el9_1.ppc64le.rpm libtasn1-tools-4.16.0-8.el9_1.ppc64le.rpm libtasn1-tools-debuginfo-4.16.0-8.el9_1.ppc64le.rpm
s390x: libtasn1-debuginfo-4.16.0-8.el9_1.s390x.rpm libtasn1-debugsource-4.16.0-8.el9_1.s390x.rpm libtasn1-devel-4.16.0-8.el9_1.s390x.rpm libtasn1-tools-4.16.0-8.el9_1.s390x.rpm libtasn1-tools-debuginfo-4.16.0-8.el9_1.s390x.rpm
x86_64: libtasn1-debuginfo-4.16.0-8.el9_1.i686.rpm libtasn1-debuginfo-4.16.0-8.el9_1.x86_64.rpm libtasn1-debugsource-4.16.0-8.el9_1.i686.rpm libtasn1-debugsource-4.16.0-8.el9_1.x86_64.rpm libtasn1-devel-4.16.0-8.el9_1.i686.rpm libtasn1-devel-4.16.0-8.el9_1.x86_64.rpm libtasn1-tools-4.16.0-8.el9_1.x86_64.rpm libtasn1-tools-debuginfo-4.16.0-8.el9_1.i686.rpm libtasn1-tools-debuginfo-4.16.0-8.el9_1.x86_64.rpm
Red Hat Enterprise Linux BaseOS (v. 9):
Source: libtasn1-4.16.0-8.el9_1.src.rpm
aarch64: libtasn1-4.16.0-8.el9_1.aarch64.rpm

Read the Full Advisory


Advisory ID: RHSA-2023:0343-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:0343
Issue date: 2023-01-23

Topic

An update for libtasn1 is now available for Red Hat Enterprise Linux 9.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security update Red Hat Enterprise Linux moderate impact out-of-bounds access libtasn1 ASN.1 management

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 9) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux BaseOS (v. 9) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

2140058 - CVE-2021-46848 libtasn1: Out-of-bound access in ETYPE_OK

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