Home / mailings [RHSA-2022:5311-01] Moderate: libgcrypt security update
Posted on 01 July 2022
RedHat===================================================================== Red Hat Security Advisory
Synopsis: Moderate: libgcrypt security update
Advisory ID: RHSA-2022:5311-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:5311
Issue date: 2022-06-28
CVE Names: CVE-2021-40528
=====================================================================
1. Summary:
An update for libgcrypt is now available for Red Hat Enterprise Linux 8.
Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.
2. Relevant releases/architectures:
Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64
3. Description:
The libgcrypt library provides general-purpose implementations of various
cryptographic algorithms.
Security Fix(es):
* libgcrypt: ElGamal implementation allows plaintext recovery
(CVE-2021-40528)
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.
4. 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
5. Bugs fixed (https://bugzilla.redhat.com/):
2002816 - CVE-2021-40528 libgcrypt: ElGamal implementation allows plaintext recovery
6. Package List:
Red Hat Enterprise Linux BaseOS (v. 8):
Source:
libgcrypt-1.8.5-7.el8_6.src.rpm
aarch64:
libgcrypt-1.8.5-7.el8_6.aarch64.rpm
libgcrypt-debuginfo-1.8.5-7.el8_6.aarch64.rpm
libgcrypt-debugsource-1.8.5-7.el8_6.aarch64.rpm
libgcrypt-devel-1.8.5-7.el8_6.aarch64.rpm
libgcrypt-devel-debuginfo-1.8.5-7.el8_6.aarch64.rpm
ppc64le:
libgcrypt-1.8.5-7.el8_6.ppc64le.rpm
libgcrypt-debuginfo-1.8.5-7.el8_6.ppc64le.rpm
libgcrypt-debugsource-1.8.5-7.el8_6.ppc64le.rpm
libgcrypt-devel-1.8.5-7.el8_6.ppc64le.rpm
libgcrypt-devel-debuginfo-1.8.5-7.el8_6.ppc64le.rpm
s390x:
libgcrypt-1.8.5-7.el8_6.s390x.rpm
libgcrypt-debuginfo-1.8.5-7.el8_6.s390x.rpm
libgcrypt-debugsource-1.8.5-7.el8_6.s390x.rpm
libgcrypt-devel-1.8.5-7.el8_6.s390x.rpm
libgcrypt-devel-debuginfo-1.8.5-7.el8_6.s390x.rpm
x86_64:
libgcrypt-1.8.5-7.el8_6.i686.rpm
libgcrypt-1.8.5-7.el8_6.x86_64.rpm
libgcrypt-debuginfo-1.8.5-7.el8_6.i686.rpm
libgcrypt-debuginfo-1.8.5-7.el8_6.x86_64.rpm
libgcrypt-debugsource-1.8.5-7.el8_6.i686.rpm
libgcrypt-debugsource-1.8.5-7.el8_6.x86_64.rpm
libgcrypt-devel-1.8.5-7.el8_6.i686.rpm
libgcrypt-devel-1.8.5-7.el8_6.x86_64.rpm
libgcrypt-devel-debuginfo-1.8.5-7.el8_6.i686.rpm
libgcrypt-devel-debuginfo-1.8.5-7.el8_6.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2021-40528
https://access.redhat.com/security/updates/classification/#moderate
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2022 Red Hat, Inc.
