Ckolivas develops lrzip, a compression utility focused on achieving high compression ratios for archival use, with the durable signal centered on memory-management and buffer-handling issues including improper resource shutdown, NULL-pointer dereferences, and use-after-free conditions. Treat this as a compact, niche vendor profile; live severity, exploitation, and exposure counts are shown alongside this summary.
The number and severity of CVEs published that impact products developed by Ckolivas over time
Signals from CVEs in this vendor scope (3 CVEs).
3 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2025-15570HIGH 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. At | Feb 10, 2026 | 7.8 | 25 | NO | NO |
CVE-2025-15571MEDIUM A security vulnerability has been detected in ckolivas lrzip up to 0.651. This vulnerability affects the function ucompthread of the file stream.c. Such manipulation leads to null | Feb 10, 2026 | 5.5 | 20 | NO | NO |
CVE-2025-9396MEDIUM 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 n | Aug 24, 2025 | 5.5 | 20 | NO | NO |
Signals from CVEs in this vendor scope (3 CVEs).
An overview of all social media posts that mention a CVE ID that affects a product developed by Ckolivas.
Media articles that mention a CVE ID that affects a product developed by Ckolivas — matched by CVE ID, not by vendor name.