SUSE · Security update for patch
Affects SUSESource GCVE Database
Mentioned vulnerabilities
Not known to be exploited · CVSS 4.6 Medium.
Data as of 10 Nov 2026, 20:06 UTC
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 9 Jul 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 10 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| GNUpatch | Affected
| Fixed in– |
Description
This update for patch fixes the following issues - CVE-2026-56288: crafted unified-diff patch file can cause null pointer derefence (bsc#1271167). - CVE-2026-56289: improper validation of hunk line offsets can lead to denial of service (bsc#1271166).
References
- suse.com/support/security/rating/ (opens in a new tab)
- ftp.suse.com/pub/projects/security/csaf/2026/opensuse-su-2026_21332-1.json (opens in a new tab)
- bugzilla.suse.com/1271166 (opens in a new tab)
- bugzilla.suse.com/1271167 (opens in a new tab)
- suse.com/security/cve/CVE-2026-56288/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-56289/ (opens in a new tab)