CVE-2026-9150
Libsolv: stack-based buffer overflow in libsolv's debian metadata parser when handling sha384/sha512 checksums
- State
- Published
- Severity
- 6.5 Medium
- Published
- May 20, 2026
- Updated
- Sep 1, 2026
- Reserved
- May 20, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 6.5 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H | redhat |
Weaknesses
- CWE-121 Stack-based Buffer Overflow
Affected Products
| Product | Versions |
|---|---|
Red Hat Enterprise Linux 10Red Hat |
|
Red Hat Enterprise Linux 10.0 Extended Update SupportRed Hat |
|
Red Hat Hardened ImagesRed Hat |
|
Red Hat Hardened ImagesRed Hat |
|
Red Hat Enterprise Linux 7Red Hat | |
Red Hat Enterprise Linux 8Red Hat | |
Red Hat Enterprise Linux 9Red Hat | |
Red Hat OpenShift Container Platform 4Red Hat | |
Red Hat OpenShift Container Platform 4Red Hat | |
Red Hat Satellite 6Red Hat | |
Red Hat Update Infrastructure 4 for Cloud ProvidersRed Hat |
References
- RHSA-2026:21333vendor-advisory
- RHSA-2026:28236vendor-advisory
- RHSA-2026:30649vendor-advisory
- RHSA-2026:48818vendor-advisory
- https://access.redhat.com/security/cve/CVE-2026-9150vdb-entry
- RHBZ#2460379issue-tracking
- https://github.com/openSUSE/libsolv/pull/616
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