CVE-2026-9150

Summary

A flaw was found in libsolv. This stack-based buffer overflow vulnerability occurs in libsolv's Debian metadata parser when processing specially crafted Debian repository metadata. An attacker could exploit this by providing malicious SHA384 or SHA512 checksum tags, leading to memory corruption and a denial of service (DoS) in the affected system.

Affected Software

VendorProductVersion RangeStatus
Red HatRed Hat Enterprise Linux 100:0.7.33-5.el10_2 < *unaffected
Red HatRed Hat Hardened Images0.7.38-2.hum1 < *unaffected
Red HatRed Hat Hardened Images0.7.39-3.hum1 < *unaffected

Weaknesses

  • CWE-121: Stack-based Buffer Overflow

Workarounds

To mitigate this issue, ensure that libsolv only processes trusted and cryptographically signed Debian repository metadata. Avoid ingesting or processing Packages files from untrusted or unverified sources.

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References