RHSA-2026:48814: Moderate: libsolv security update

Published Jul 30, 2026
·
Updated

Moderate: libsolv security update

Other sources

The libsolv packages provide a library for resolving package dependencies using a satisfiability algorithm.Security Fix(es): libsolv: Heap buffer overflow in libsolv repopagestore via unchecked decompression of malicious .solv page data (CVE-2026-48864) 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

45 affected componentsFixes available
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle
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 ARM 64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for IBM z Systems - 4 years of updates
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 Power, little endian - Extended Life Cycle
Red Hat Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
redhat/libsolv<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/libsolv<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/libsolv-debuginfo<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/libsolv-debuginfo<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/libsolv-debugsource<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/libsolv-debugsource<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/libsolv-demo-debuginfo<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/libsolv-demo-debuginfo<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/libsolv-tools-debuginfo<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/libsolv-tools-debuginfo<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/perl-solv-debuginfo<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/perl-solv-debuginfo<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/python3-solv<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/python3-solv-debuginfo<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/python3-solv-debuginfo<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/ruby-solv-debuginfo<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/ruby-solv-debuginfo<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/libsolv<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/libsolv-debuginfo<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/libsolv-debugsource<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/libsolv-demo-debuginfo<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/libsolv-tools-debuginfo<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/perl-solv-debuginfo<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/python3-solv<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/python3-solv-debuginfo<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/ruby-solv-debuginfo<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1
redhat/libsolv<0.7.22-4.el9_2.1.aa
0.7.22-4.el9_2.1.aa
redhat/libsolv-debuginfo<0.7.22-4.el9_2.1.aa
0.7.22-4.el9_2.1.aa
redhat/libsolv-debugsource<0.7.22-4.el9_2.1.aa
0.7.22-4.el9_2.1.aa
redhat/libsolv-demo-debuginfo<0.7.22-4.el9_2.1.aa
0.7.22-4.el9_2.1.aa
redhat/libsolv-tools-debuginfo<0.7.22-4.el9_2.1.aa
0.7.22-4.el9_2.1.aa
redhat/perl-solv-debuginfo<0.7.22-4.el9_2.1.aa
0.7.22-4.el9_2.1.aa
redhat/python3-solv<0.7.22-4.el9_2.1.aa
0.7.22-4.el9_2.1.aa
redhat/python3-solv-debuginfo<0.7.22-4.el9_2.1.aa
0.7.22-4.el9_2.1.aa
redhat/ruby-solv-debuginfo<0.7.22-4.el9_2.1.aa
0.7.22-4.el9_2.1.aa
redhat/python3-solv<0.7.22-4.el9_2.1
0.7.22-4.el9_2.1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

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

    Fixed in 0.7.22-4.el9_2.1
  2. Upgrade

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

    Fixed in 0.7.22-4.el9_2.1
  3. Upgrade

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

    Fixed in 0.7.22-4.el9_2.1
  4. Upgrade

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

    Fixed in 0.7.22-4.el9_2.1
  5. Upgrade

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

    Fixed in 0.7.22-4.el9_2.1
  6. Upgrade

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

    Fixed in 0.7.22-4.el9_2.1
  7. Upgrade

    Upgrade redhat/python3-solv to a version that resolves this vulnerability.

    Fixed in 0.7.22-4.el9_2.1
  8. Upgrade

    Upgrade redhat/python3-solv-debuginfo to a version that resolves this vulnerability.

    Fixed in 0.7.22-4.el9_2.1
  9. Upgrade

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

    Fixed in 0.7.22-4.el9_2.1
  10. Upgrade

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

    Fixed in 0.7.22-4.el9_2.1.aa
  11. Upgrade

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

    Fixed in 0.7.22-4.el9_2.1.aa
  12. Upgrade

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

    Fixed in 0.7.22-4.el9_2.1.aa
  13. Upgrade

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

    Fixed in 0.7.22-4.el9_2.1.aa
  14. Upgrade

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

    Fixed in 0.7.22-4.el9_2.1.aa
  15. Upgrade

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

    Fixed in 0.7.22-4.el9_2.1.aa
  16. Upgrade

    Upgrade redhat/python3-solv to a version that resolves this vulnerability.

    Fixed in 0.7.22-4.el9_2.1.aa
  17. Upgrade

    Upgrade redhat/python3-solv-debuginfo to a version that resolves this vulnerability.

    Fixed in 0.7.22-4.el9_2.1.aa
  18. Upgrade

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

    Fixed in 0.7.22-4.el9_2.1.aa

Event History

Jul 30, 2026
Advisory Published
via Red Hat·12:00 AM
Data Sourced
via Red Hat·12:00 AM
RemedyDescriptionAffected Software
Advisory Published
via Red Hat·03:04 PM
Data Sourced
via Red Hat·03:04 PM
Severity

Frequently Asked Questions

1

What is the severity of RHSA-2026:48814?

The severity of RHSA-2026:48814 is rated as medium with a score of 4.

2

What is the primary issue addressed by RHSA-2026:48814?

RHSA-2026:48814 addresses a heap buffer overflow vulnerability in the libsolv library.

3

What software is affected by RHSA-2026:48814?

The affected software includes various libsolv packages such as redhat/libsolv and redhat/libsolv-tools-debuginfo.

4

How do I fix RHSA-2026:48814?

To fix RHSA-2026:48814, update the affected libsolv packages to the latest version provided by Red Hat.

5

Is there a known CVE for RHSA-2026:48814?

Yes, the heap buffer overflow in libsolv is associated with CVE-2026-48864.

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