SUSE Linux Micro 6.1 cpio Moderate Archive Issues Vuln 2026-23355

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## This update for cpio fixes the following issues: * CVE-2026-66484: improper sanitization in the tar archive extraction functionality allows for the creation of hard links outside intended directory via malicious tar archives (bsc#1274856). * CVE-2026-66485: improper memory management in the `make_path` function when allocating memory allows for denial of service via crafted archives (bsc#1274857). * CVE-2026-66486: improper encoding or escaping of output in the archive member listing functionality allows for terminal control sequence injection via crafted archive member names (bsc#1274858). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product:

## This update for cpio fixes the following issues: * CVE-2026-66484: improper sanitization in the tar archive extraction functionality allows for the creation of hard links outside intended directory via malicious tar archives (bsc#1274856). * CVE-2026-66485: improper memory management in the `make_path` function when allocating memory allows for denial of service via crafted archives (bsc#1274857). * CVE-2026-66486: improper encoding or escaping of output in the archive member listing functionality allows for terminal control sequence injection via crafted archive member names (bsc#1274858). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product:

* CVE-2026-66484 ( SUSE ): 3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

* CVE-2026-66484 ( NVD ): 4.6

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N/E:X/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

* CVE-2026-66485 ( SUSE ): 5.0 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

* CVE-2026-66485 ( NVD ): 4.6

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/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

Announcement ID: SUSE-SU-2026:23355-1 Release Date: 2026-08-28T11:00:32Z Rating: moderate

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