RHSA-2022:7927: Important: libksba security update

Published Nov 14, 2022
·
Updated

KSBA (pronounced Kasbah) is a library to make X.509 certificates as well as the CMS easily accessible by other applications. Both specifications are building blocks of S/MIME and TLS.Security Fix(es): libksba: integer overflow may lead to remote code execution (CVE-2022-3515) 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.

Affected Software

16 affected componentsFixes available
redhat/libksba<1.3.5-8.el8_4
1.3.5-8.el8_4
redhat/libksba<1.3.5-8.el8_4
1.3.5-8.el8_4
redhat/libksba-debuginfo<1.3.5-8.el8_4
1.3.5-8.el8_4
redhat/libksba-debuginfo<1.3.5-8.el8_4
1.3.5-8.el8_4
redhat/libksba-debugsource<1.3.5-8.el8_4
1.3.5-8.el8_4
redhat/libksba-debugsource<1.3.5-8.el8_4
1.3.5-8.el8_4
redhat/libksba<1.3.5-8.el8_4
1.3.5-8.el8_4
redhat/libksba-debuginfo<1.3.5-8.el8_4
1.3.5-8.el8_4
redhat/libksba-debugsource<1.3.5-8.el8_4
1.3.5-8.el8_4
redhat/libksba<1.3.5-8.el8_4.aa
1.3.5-8.el8_4.aa
redhat/libksba-debuginfo<1.3.5-8.el8_4.aa
1.3.5-8.el8_4.aa
redhat/libksba-debugsource<1.3.5-8.el8_4.aa
1.3.5-8.el8_4.aa
redhat/libksba-devel<1.3.5-8.el8_4
1.3.5-8.el8_4
redhat/libksba-devel<1.3.5-8.el8_4
1.3.5-8.el8_4
redhat/libksba-devel<1.3.5-8.el8_4
1.3.5-8.el8_4
redhat/libksba-devel<1.3.5-8.el8_4.aa
1.3.5-8.el8_4.aa

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

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

    Fixed in 1.3.5-8.el8_4
  2. Upgrade

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

    Fixed in 1.3.5-8.el8_4
  3. Upgrade

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

    Fixed in 1.3.5-8.el8_4
  4. Upgrade

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

    Fixed in 1.3.5-8.el8_4.aa
  5. Upgrade

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

    Fixed in 1.3.5-8.el8_4.aa
  6. Upgrade

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

    Fixed in 1.3.5-8.el8_4.aa
  7. Upgrade

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

    Fixed in 1.3.5-8.el8_4
  8. Upgrade

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

    Fixed in 1.3.5-8.el8_4.aa
  9. Upgrade

    Upgrade libksba to a version that resolves this vulnerability.

    Patch CVE-2022-3515

Event History

Nov 14, 2022
Advisory Published
via Red Hat·12:00 AM

Frequently Asked Questions

1

What is the severity of RHSA-2022:7927?

The severity of RHSA-2022:7927 is classified as important.

2

How do I fix RHSA-2022:7927?

To fix RHSA-2022:7927, update the libksba package to version 1.3.5-8.el8_4.

3

What vulnerabilities are addressed in RHSA-2022:7927?

RHSA-2022:7927 addresses an integer overflow vulnerability that may lead to remote code execution.

4

Which software is affected by RHSA-2022:7927?

RHSA-2022:7927 affects the libksba package among others.

5

Is there a workaround for RHSA-2022:7927?

There are no known workarounds for RHSA-2022:7927; updating the software is recommended.

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