Red Hat Security Advisory: libgcrypt security and bug fix update
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.
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2021-33560US | high7.5OT elevated | Exploit | ||
Libgcrypt before 1.8.8 and 1.9.x before 1.9.3 mishandles ElGamal encryption because it lacks exponent blinding to address a side-channel attack against mpi_powm, and the window siz… | ||||
references
External citations — patches, advisories, analysis.
remediations (26)
- Fixedlibgcrypt-0:1.8.5-6.el8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-0:1.8.5-6.el8.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-0:1.8.5-6.el8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-0:1.8.5-6.el8.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-0:1.8.5-6.el8.src as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-0:1.8.5-6.el8.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-debuginfo-0:1.8.5-6.el8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-debuginfo-0:1.8.5-6.el8.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-debuginfo-0:1.8.5-6.el8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-debuginfo-0:1.8.5-6.el8.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-debuginfo-0:1.8.5-6.el8.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-debugsource-0:1.8.5-6.el8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-debugsource-0:1.8.5-6.el8.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-debugsource-0:1.8.5-6.el8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-debugsource-0:1.8.5-6.el8.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-debugsource-0:1.8.5-6.el8.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-devel-0:1.8.5-6.el8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-devel-0:1.8.5-6.el8.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-devel-0:1.8.5-6.el8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-devel-0:1.8.5-6.el8.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-devel-0:1.8.5-6.el8.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-devel-debuginfo-0:1.8.5-6.el8.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-devel-debuginfo-0:1.8.5-6.el8.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-devel-debuginfo-0:1.8.5-6.el8.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-devel-debuginfo-0:1.8.5-6.el8.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409 - Fixedlibgcrypt-devel-debuginfo-0:1.8.5-6.el8.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2021:4409
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