CVE-2025-9396

ckolivas lrzip strtol_l.c __GI_____strtol_l_internal null pointer dereference

MEDIUM
5.5
CVSS Score
Published: August 24, 2025 at 10:32 PM UTC
Updated: June 17, 2026 at 10:08 AM UTC
1 product affected across 1 vendorLrzip

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.3%
SSVC
PoC

Description

A security flaw has been discovered in ckolivas lrzip up to 0.651. This impacts the function __GI_____strtol_l_internal of the file strtol_l.c. Performing manipulation results in null pointer dereference. The attack is only possible with local access. The exploit has been released to the public and may be exploited.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ 0.6510.651

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (5)

Issue TrackingExploitVendor Advisory
https://github.com/ckolivas/lrzip/issues/264
SignaturePermissions RequiredVDB Entry
https://vuldb.com/?ctiid.321232
VDB EntryTechnical DescriptionThird Party Advisory
https://vuldb.com/?id.321232
Third Party AdvisoryExploitVDB Entry
https://vuldb.com/?submit.632368

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-404CWE-476

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