SUSE · Security update for glibc
Affects SUSESource GCVE Database
Mentioned vulnerabilities
Not known to be exploited.
Data as of 26 Oct 2026, 17:16 UTC
Rated by Threat Radar · No CVSS score from NVD or the CNA
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 29% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Exploitation evidence
Disclosed: evidence found.
CVE published 29 Jan 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: 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 26 Oct 2026.
Description
This update for glibc fixes the following issues: Security fixes: - CVE-2025-0395: Fixed buffer overflow in the assert() function (bsc#1236282). - CVE-2026-0861: Fixed inadequate size check in the memalign suite may result in an integer overflow (bsc#1256766). - CVE-2026-0915: Fixed uninitialized stack buffer used as DNS query name when net==0 in _nss_dns_getnetbyaddr_r (bsc#1256822). - CVE-2025-15281: Fixed uninitialized memory may cause the process abort (bsc#1257005). Other fixes: - NPTL: Optimize trylock for high cache contention workloads (bsc#1256436)
References
- suse.com/support/security/rating/ (opens in a new tab)
- ftp.suse.com/pub/projects/security/csaf/suse-su-2026_20178-1.json (opens in a new tab)
- suse.com/support/update/announcement/2026/suse-su-202620178-1/ (opens in a new tab)
- lists.suse.com/pipermail/sle-security-updates/2026-February/024006.html (opens in a new tab)
- bugzilla.suse.com/1236282 (opens in a new tab)
- bugzilla.suse.com/1256436 (opens in a new tab)
- bugzilla.suse.com/1256766 (opens in a new tab)
- bugzilla.suse.com/1256822 (opens in a new tab)
- bugzilla.suse.com/1257005 (opens in a new tab)
- suse.com/security/cve/CVE-2025-0395/ (opens in a new tab)
- suse.com/security/cve/CVE-2025-15281/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-0861/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-0915/ (opens in a new tab)