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SUSE dhcpcd Moderate NULL Pointer Issue Vuln 2026-22542-1

suse
Calendar Grey July 13, 2026
Dist Suse Esm H88
Enhance security with the latest SUSE update for dhcpcd, addressing a NULL pointer issue and strengthening system stability.
An update that solves one vulnerability can now be installed.

Summary

## This update for dhcpcd fixes the following issue Update to 10.3.2: * CVE-2025-70102: NULL pointer dereference in `parse_option()` when processing a specially crafted configuration input (bsc#1268761). Changes for dhcpcd: * options: Ensure ldop is not NULL dereferenced * DHCP: Don't run double EXPIRE hooks on carrier loss * DHCP: free the state when dropping on state NONE * BSD: don't send uninitialised memory using ps_root_indirectioctl * Fix fallback_time option * IPv4: Ignore DHCP state when building routes * route: Routes may not have an interface assinged * options: Ensure that an overly long bitflag string does not crash * options: Don't assume vsio options have an argument * common: Cast via uintptr_t rather than unsigned long in UNCONST * privsep: Ensure we recv for real after a successful recv MSG_PEEK

References

* bsc#1268761

Cross-

* CVE-2025-70102

CVSS scores:

* CVE-2025-70102 ( SUSE ): 6.8

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

* CVE-2025-70102 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

* CVE-2025-70102 ( NVD ): 6.3 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected Products:

* SUSE Linux Micro 6.2

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2025-70102.html

* https://bugzilla.suse.com/show_bug.cgi?id=1268761

Severity
moderate
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Announcement ID: SUSE-SU-2026:22542-1
Release Date: 2026-07-06T20:10:31Z
Rating: moderate

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