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ALPINE-CVE-2016-7936
The UDP parser in tcpdump before 4.9.0 has a buffer overflow in print-udp.c:udp_print().
AI summary snake-internal / snake-template-v1
A weakness called ALPINE-CVE-2016-7936 was discovered in The UDP parser in tcpdump.
Severity is Info. Low severity or not yet rated.
What you should do: update the affected software to the latest version. If unsure, ask your IT team or search the vendor's site for "The UDP parser in tcpdump ALPINE-CVE-2016-7936".
ALPINE-CVE-2016-7936 (The UDP parser in tcpdump). Severity: Info.
Response plan:
1. Check the vendor advisory for affected versions and the patched release.
2. If a vulnerable version is running in production, schedule maintenance (urgency from KEV/CVSS).
3. If no patch yet, mitigate via WAF rule, disabling the affected feature, etc.
4. Monitor logs / SIEM for known IOC and PoC signatures of this CVE.
PoCs and fix commits: see the 'References' section, MITRE, and NVD.
❓ What is the problem
A weakness (ALPINE-CVE-2016-7936) in The UDP parser in tcpdump. A serious software flaw has been identified.
📍 Affected scope
Target versions of The UDP parser in tcpdump (see vendor advisory). If running in production, identify exposure immediately.
🔥 Severity
Severity: Info. Low severity or not yet rated.
🔧 How to fix
Update to the patched release as listed in the vendor advisory.
🛡️ Workaround
If a patch is not yet available, consider disabling the affected feature, applying WAF rules, blocking via network ACLs, or isolating the vulnerable version.
🔍 Detection
Check version information, scan dependencies via SBOM, and monitor SIEM for IOC and PoC signatures related to this CVE.
Affected packages
Alpine:v3.10
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.11
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.12
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.13
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.14
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.15
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.16
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.17
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.18
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.19
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.2
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.20
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.21
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.22
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.23
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.24
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.3
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.4
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.5
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.6
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.7
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.8
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]
Alpine:v3.9
tcpdump
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.9.0-r0"}]}]