CVE-2016-9841
Critical · CVSS 9.8zlib — improper pointer arithmetic memory corruption
- CVSS
- 9.8
- nvd
- EPSS
- 7.55%
- 94th pct
- KEV
- No
- Class
- oss containerizable
- NVD-CWE-noinfo
Description
inffast.c in zlib 1.2.8 might allow context-dependent attackers to have unspecified impact by leveraging improper pointer arithmetic.
Search profile — drives PoC discovery
Symbols inffast.cinflate_faststrmstateinoutbegenddmaxwsizewhavewnextwindowholdbitslcodedcodelmaskdmask
Keywords CVE-2016-9841zlibinffastpointer arithmeticzlib 1.2.8inffast.cinflate_fastzlib vulnerabilityzlib PoC
Versions: 1.2.8
Ranked PoCs (7) — best first
Heuristic ranking — not yet expert-vetted. Scored on structure + provenance, not execution.
- ★ 0
- ★ 0Lingom-KSR/Clair-CLI needs reviewtrickest
- ★ 0SebastianUA/Certified-Kubernetes-Security-Specialist needs reviewtrickest
- ★ 0ghostbyt3/patch-tuesday needs reviewtrickest
- ★ 0mightysai1997/clair-scanner needs reviewtrickest
- ★ 0pruthv1k/clair-scan needs reviewtrickest
- ★ 0pruthvik9/clair-scan needs reviewtrickest
Recall-favoring discovery; ranking by the Stage-4 scorer (Adam's rubric). Scanner/aggregator repos are hidden.
References
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00127.html
- http://lists.opensuse.org/opensuse-updates/2017-01/msg00050.html
- http://lists.opensuse.org/opensuse-updates/2017-01/msg00053.html
- http://www.openwall.com/lists/oss-security/2016/12/05/21
- http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
- http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
- http://www.securityfocus.com/bid/95131
- http://www.securitytracker.com/id/1039427
- http://www.securitytracker.com/id/1039596
- https://access.redhat.com/errata/RHSA-2017:1220
- https://access.redhat.com/errata/RHSA-2017:1221
Status: enriched · ingested 2026-07-14T18:00:20.000Z · profiled 2026-07-14T18:30:20.000Z