RHSA-2026:52953: Moderate: libgcrypt security update

Published Aug 10, 2026
·
Updated

Moderate: libgcrypt security update

Other sources

The libgcrypt library provides general-purpose implementations of various cryptographic algorithms.Security Fix(es): Libgcrypt: Libgcrypt: Denial of Service and buffer overflow via crafted ECDH ciphertext (CVE-2026-41989) 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.

— Red Hat

Affected Software

29 affected componentsFixes available
Red Hat Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
Red Hat Red Hat Enterprise Linux for IBM z Systems - 4 years of updates
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle
Red Hat Red Hat Enterprise Linux Server - AUS
Red Hat Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for ARM 64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle
redhat/libgcrypt<1.10.0-10.el9_2.2
1.10.0-10.el9_2.2
redhat/libgcrypt<1.10.0-10.el9_2.2
1.10.0-10.el9_2.2
redhat/libgcrypt-debuginfo<1.10.0-10.el9_2.2
1.10.0-10.el9_2.2
redhat/libgcrypt-debuginfo<1.10.0-10.el9_2.2
1.10.0-10.el9_2.2
redhat/libgcrypt-debugsource<1.10.0-10.el9_2.2
1.10.0-10.el9_2.2
redhat/libgcrypt-debugsource<1.10.0-10.el9_2.2
1.10.0-10.el9_2.2
redhat/libgcrypt-devel<1.10.0-10.el9_2.2
1.10.0-10.el9_2.2
redhat/libgcrypt-devel<1.10.0-10.el9_2.2
1.10.0-10.el9_2.2
redhat/libgcrypt-devel-debuginfo<1.10.0-10.el9_2.2
1.10.0-10.el9_2.2
redhat/libgcrypt-devel-debuginfo<1.10.0-10.el9_2.2
1.10.0-10.el9_2.2
redhat/libgcrypt<1.10.0-10.el9_2.2
1.10.0-10.el9_2.2
redhat/libgcrypt-debuginfo<1.10.0-10.el9_2.2
1.10.0-10.el9_2.2
redhat/libgcrypt-debugsource<1.10.0-10.el9_2.2
1.10.0-10.el9_2.2
redhat/libgcrypt-devel<1.10.0-10.el9_2.2
1.10.0-10.el9_2.2
redhat/libgcrypt-devel-debuginfo<1.10.0-10.el9_2.2
1.10.0-10.el9_2.2
redhat/libgcrypt<1.10.0-10.el9_2.2.aa
1.10.0-10.el9_2.2.aa
redhat/libgcrypt-debuginfo<1.10.0-10.el9_2.2.aa
1.10.0-10.el9_2.2.aa
redhat/libgcrypt-debugsource<1.10.0-10.el9_2.2.aa
1.10.0-10.el9_2.2.aa
redhat/libgcrypt-devel<1.10.0-10.el9_2.2.aa
1.10.0-10.el9_2.2.aa
redhat/libgcrypt-devel-debuginfo<1.10.0-10.el9_2.2.aa
1.10.0-10.el9_2.2.aa

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/libgcrypt to a version that resolves this vulnerability.

    Fixed in 1.10.0-10.el9_2.2
  2. Upgrade

    Upgrade redhat/libgcrypt-debuginfo to a version that resolves this vulnerability.

    Fixed in 1.10.0-10.el9_2.2
  3. Upgrade

    Upgrade redhat/libgcrypt-debugsource to a version that resolves this vulnerability.

    Fixed in 1.10.0-10.el9_2.2
  4. Upgrade

    Upgrade redhat/libgcrypt-devel to a version that resolves this vulnerability.

    Fixed in 1.10.0-10.el9_2.2
  5. Upgrade

    Upgrade redhat/libgcrypt-devel-debuginfo to a version that resolves this vulnerability.

    Fixed in 1.10.0-10.el9_2.2
  6. Upgrade

    Upgrade redhat/libgcrypt to a version that resolves this vulnerability.

    Fixed in 1.10.0-10.el9_2.2.aa
  7. Upgrade

    Upgrade redhat/libgcrypt-debuginfo to a version that resolves this vulnerability.

    Fixed in 1.10.0-10.el9_2.2.aa
  8. Upgrade

    Upgrade redhat/libgcrypt-debugsource to a version that resolves this vulnerability.

    Fixed in 1.10.0-10.el9_2.2.aa
  9. Upgrade

    Upgrade redhat/libgcrypt-devel to a version that resolves this vulnerability.

    Fixed in 1.10.0-10.el9_2.2.aa
  10. Upgrade

    Upgrade redhat/libgcrypt-devel-debuginfo to a version that resolves this vulnerability.

    Fixed in 1.10.0-10.el9_2.2.aa
  11. Upgrade

    Upgrade libgcrypt to a version that resolves this vulnerability.

    Patch CVE-2026-41989

Event History

Aug 10, 2026
Advisory Published
via Red Hat·12:00 AM
Data Sourced
via Red Hat·12:00 AM
RemedyDescriptionAffected Software
Advisory Published
via Red Hat·05:13 PM
Data Sourced
via Red Hat·05:13 PM
Severity
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Frequently Asked Questions

1

What is the severity of RHSA-2026:52953?

The severity of RHSA-2026:52953 is classified as medium with a score of 4.

2

How do I fix RHSA-2026:52953?

To fix RHSA-2026:52953, update the libgcrypt package to the latest version provided by Red Hat.

3

What software is affected by RHSA-2026:52953?

RHSA-2026:52953 affects multiple versions of Red Hat Enterprise Linux, including Power LE, IBM z Systems, and x86_64.

4

What type of vulnerability is addressed in RHSA-2026:52953?

RHSA-2026:52953 addresses security issues found in the libgcrypt library.

5

When was RHSA-2026:52953 published?

RHSA-2026:52953 was published on August 10, 2026.

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