Is CVE-2026-9150 in the CISA KEV catalog?

No. CVE-2026-9150 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-9150?

CVE-2026-9150 has a CVSS v3 base score of 6.5 (Moderate).

What is the EPSS score for CVE-2026-9150?

CVE-2026-9150 has an EPSS score of 0.40% (32th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-9150?

Upgrade libsolv on debian unstable to 0.7.37-1 or later. Fixes are available for 27 affected products.

CVE & CISA-KEV Catalog

CVE-2026-9150

MEDIUM

6.5

CVSS v3

NVD

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.

CWE-121Stack-based Buffer Overflow

How to fix

Remediation Available

libsolvDebian

Fixed in:0.7.37-1CVE-2026-9150

libsolvRed Hat / RHEL

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

Fixed in:main@srcRHSA-2026:30649

Fixed in:main@aarch64RHSA-2026:30649

Fixed in:main@x86_64RHSA-2026:30649

libsolvRocky

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

Fixed in:main@srcRHSA-2026:30649

Fixed in:main@x86_64RHSA-2026:30649

Fixed in:main@aarch64RHSA-2026:30649

libsolv-debuginfoRocky

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

libsolv-debuginfoRed Hat / RHEL

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

libsolv-debugsourceRed Hat / RHEL

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

libsolv-debugsourceRocky

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

libsolv-demo-debuginfoRed Hat / RHEL

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

libsolv-demo-debuginfoRocky

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

libsolv-develRed Hat / RHEL

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

libsolv-develRocky

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

libsolv-toolsRocky

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

libsolv-toolsRed Hat / RHEL

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

libsolv-tools-baseRed Hat / RHEL

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

libsolv-tools-baseRocky

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

libsolv-tools-base-debuginfoRed Hat / RHEL

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

libsolv-tools-base-debuginfoRocky

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

libsolv-tools-debuginfoRed Hat / RHEL

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

libsolv-tools-debuginfoRocky

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

perl-solv-debuginfoRocky

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

perl-solv-debuginfoRed Hat / RHEL

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

python3-solvRed Hat / RHEL

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

python3-solvRocky

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

python3-solv-debuginfoRocky

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

python3-solv-debuginfoRed Hat / RHEL

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

ruby-solv-debuginfoRocky

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

ruby-solv-debuginfoRed Hat / RHEL

Fixed in:0:0.7.33-5.el10_2RHSA-2026:28236

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U

Exploit Intelligence

0.40%probability of exploitation in 30 days

32ndpercentile

Low risk: more likely to be exploited than 32% of all known CVEs.

References

Patch1

github.com

Third-Party Advisory2

Other references3

Related Vulnerabilities

Other CWE-121 (Stack-based Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2009-0927	High	8.8	97%	KEV	Fix
CVE-2020-10924	High	8.8	87%	-	-
CVE-2022-20705	Critical	10.0	80%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-29.