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CVE-2016-5417
Memory leak in the __res_vinit function in the IPv6 name server management code in libresolv in GNU C Library (aka glibc or libc6) before…
High7.5EPSS 3.4%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
Memory leak in the __res_vinit function in the IPv6 name server management code in libresolv in GNU C Library (aka glibc or libc6) before 2.24 allows remote attackers to cause a denial of service (memory consumption) by leveraging partial initialization of internal resolver data structures.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 3.4% · top 11% of all CVEs (2 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
n/a
- affected n/a
References (5)
- https://sourceware.org/bugzilla/show_bug.cgi?id=19257 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 92257 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Ba=commitdiff%3Bh=2212c1420c92a33b0e0bd9a34938c9814a56c0f7 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20160802 glibc: Per-thread memory leak in __res_vinit with IPv6 nameservers (CVE-2016-5417) (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [libc-alpha] 20160804 The GNU C Library version 2.24 is now available (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .