RHSA-2026:49775: Moderate: libsolv security update

Published Aug 3, 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

22 affected componentsFixes available
Red Hat Red Hat Enterprise Linux Server - Extended Life Cycle Support
Red Hat Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, big endian
Red Hat Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems)
Red Hat Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, little endian
redhat/libsolv<0.6.34-4.el7_9.1
0.6.34-4.el7_9.1
redhat/libsolv<0.6.34-4.el7_9.1
0.6.34-4.el7_9.1
redhat/libsolv-debuginfo<0.6.34-4.el7_9.1
0.6.34-4.el7_9.1
redhat/libsolv-debuginfo<0.6.34-4.el7_9.1
0.6.34-4.el7_9.1
redhat/libsolv-demo<0.6.34-4.el7_9.1
0.6.34-4.el7_9.1
redhat/libsolv-devel<0.6.34-4.el7_9.1
0.6.34-4.el7_9.1
redhat/libsolv-devel<0.6.34-4.el7_9.1
0.6.34-4.el7_9.1
redhat/libsolv-tools<0.6.34-4.el7_9.1
0.6.34-4.el7_9.1
redhat/libsolv-tools<0.6.34-4.el7_9.1
0.6.34-4.el7_9.1
redhat/python2-solv<0.6.34-4.el7_9.1
0.6.34-4.el7_9.1
redhat/libsolv-demo<0.6.34-4.el7_9.1
0.6.34-4.el7_9.1
redhat/python2-solv<0.6.34-4.el7_9.1
0.6.34-4.el7_9.1
redhat/libsolv<0.6.34-4.el7_9.1
0.6.34-4.el7_9.1
redhat/libsolv-debuginfo<0.6.34-4.el7_9.1
0.6.34-4.el7_9.1
redhat/libsolv-demo<0.6.34-4.el7_9.1
0.6.34-4.el7_9.1
redhat/libsolv-devel<0.6.34-4.el7_9.1
0.6.34-4.el7_9.1
redhat/libsolv-tools<0.6.34-4.el7_9.1
0.6.34-4.el7_9.1
redhat/python2-solv<0.6.34-4.el7_9.1
0.6.34-4.el7_9.1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

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

    Fixed in 0.6.34-4.el7_9.1
  2. Upgrade

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

    Fixed in 0.6.34-4.el7_9.1
  3. Upgrade

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

    Fixed in 0.6.34-4.el7_9.1
  4. Upgrade

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

    Fixed in 0.6.34-4.el7_9.1
  5. Upgrade

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

    Fixed in 0.6.34-4.el7_9.1
  6. Upgrade

    Upgrade redhat/python2-solv to a version that resolves this vulnerability.

    Fixed in 0.6.34-4.el7_9.1
  7. Upgrade

    Upgrade libsolv to a version that resolves this vulnerability.

    Patch CVE-2026-48864

Event History

Aug 3, 2026
Advisory Published
via Red Hat·12:00 AM
Data Sourced
via Red Hat·12:00 AM
RemedyDescriptionAffected Software
Advisory Published
via Red Hat·06:35 PM
Data Sourced
via Red Hat·06:35 PM
Severity
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RHSA-2026:49775 - Moderate: libsolv security update - SecAlerts