Red Hat Security Advisory: libsolv security update

Fixed packages 2

Vulnerabilities 1

• High 7.8
  CVE-2026-48864

  Libsolv: heap buffer overflow in libsolv repopagestore via unchecked decompression of malicious .solv page data

  A flaw was found in libsolv. This heap buffer overflow occurs during the decompression of attacker-controlled compressed data within `.solv` files due to insufficient input validation. An attacker can provide a specially crafted `.solv` file, which, when proc…

  Red Hat Red Hat Enterprise Linux 9 Red Hat Enterprise Linux 8 Red Hat Enterprise Linux 10 Linux Debian Ubuntu
  May 26, 2026

References

• article
  https://access.redhat.com/security/updates/classification/#moderate
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2460425
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_49775.json
• report
  https://access.redhat.com/security/cve/CVE-2026-48864
• advisory
  https://www.cve.org/CVERecord?id=CVE-2026-48864
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2026-48864