Backport upstream fix for CVE-2026-55995 to isns-utils.
The patch adds NULL pointer assignments after isns_free()
calls in two error paths in attrs.c
(isns_attr_type_string_decode and isns_attr_type_opaque_decode)
to prevent double-free vulnerabilities that could lead to
denial-of-service attacks.
CVE: CVE-2026-55995
Upstream patches:
- 56718d4e9d.patch
Resolves: RHEL-219474
This commit was backported by Ymir, a Red Hat Enterprise Linux software maintenance AI agent.
Assisted-by: Ymir
