SUSE · Security update for gnutls
Affects SUSESource GCVE Database
Mentioned vulnerabilities
Not known to be exploited · CVSS 6.5 Medium : upgrade SUSE to 3.8.13 when convenient.
Data as of 4 Nov 2026, 02:29 UTC
- Patch
- Available – fixed in 3.8.13
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:NExploitation evidence
Disclosed: evidence found.
CVE published 30 Apr 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 3 Nov 2026.
What to do
Upgrade gnutls to 3.8.13.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| gnutls | Affected
| Fixed in
|
Description
This update for gnutls fixes the following issues - CVE-2026-3833: incorrectly accepted domain names due to comparison during name constraints processing being case-sensitive (bsc#1263707). - CVE-2026-5260: heap overread when processing extremely short premaster secret as part of an RSA key exchange (bsc#1263715). - CVE-2026-42011: name constraint bypass leading to acceptance of invalid certificates during certificate validation (bsc#1263710). - CVE-2026-42013: certificate validation bypass when validating certificates with an oversized SAN (bsc#1263712). - CVE-2026-42014: use-after-free when an attacker attempts to change the PIN with a NULL old PIN for a token that lacks a protected authentication path (bsc#1263713). - CVE-2026-42015: memory corruption when appending to a PKCS#12 bag that already contains 32 elements (bsc#1263714).
References
- suse.com/support/security/rating/ (opens in a new tab)
- ftp.suse.com/pub/projects/security/csaf/suse-su-2026_2924-1.json (opens in a new tab)
- suse.com/support/update/announcement/2026/suse-su-20262924-1/ (opens in a new tab)
- lists.suse.com/pipermail/sle-updates/2026-July/048173.html (opens in a new tab)
- bugzilla.suse.com/1263707 (opens in a new tab)
- bugzilla.suse.com/1263710 (opens in a new tab)
- bugzilla.suse.com/1263712 (opens in a new tab)
- bugzilla.suse.com/1263713 (opens in a new tab)
- bugzilla.suse.com/1263714 (opens in a new tab)
- bugzilla.suse.com/1263715 (opens in a new tab)
- suse.com/security/cve/CVE-2026-3833/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-42011/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-42013/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-42014/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-42015/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-5260/ (opens in a new tab)