CVE-2025-15570

Name: CVE-2025-15570
Creator: NVD / NIST
Published: 2026-02-10T14:16:07.667+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 1.9/10EPSS 0.20%

Last modified Jun 17, 2026

CVE-2025-15570 is a low-severity vulnerability rated 1.9/10 on the CVSS scale. A vulnerability was found in ckolivas lrzip up to 0.651. This impacts the function lzma_decompress_buf of the file stream.c. EPSS estimates a 0.20% chance of exploitation in the next 30 days.

Description

A vulnerability was found in ckolivas lrzip up to 0.651. This impacts the function lzma_decompress_buf of the file stream.c. Performing a manipulation results in use after free. Attacking locally is a requirement. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

Metrics

CVSS 3.1

7.8/10

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

CVSS 4.0

1.9/10

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.20%

10.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Ckolivas	Lrzip	<= 0.651

References

https://github.com/ckolivas/lrzip/Product
https://github.com/ckolivas/lrzip/issues/262Exploit, Issue Tracking
https://github.com/user-attachments/files/21709004/PoC_UAF.zipExploit
https://vuldb.com/?ctiid.344926Permissions Required, VDB Entry
https://vuldb.com/?id.344926Third Party Advisory, VDB Entry
https://vuldb.com/?submit.752595Exploit, Third Party Advisory, VDB Entry
https://lists.debian.org/debian-lts-announce/2026/05/msg00011.html

Timeline

Published: Feb 10, 2026
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2025-15570?

How severe is CVE-2025-15570?

CVE-2025-15570 has a CVSS score of 1.9/10 (LOW severity). The EPSS model estimates a 0.20% probability of exploitation in the next 30 days.

How do I fix CVE-2025-15570?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-15570?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST