CVE catalog

CVE-2011-1935

libpcap: CVE-2011-1935

Severity: Medium
Published: Oct 20, 2017, 6:29:00 PM UTC
Source: [NVD] · [CVE record]
EPSS: 3.65% · Oct 25, 2026

pcap-linux.c in libpcap 1.1.1 before commit ea9432fabdf4b33cbc76d9437200e028f1c47c93 when snaplen is set may truncate packets, which might allow remote attackers to send arbitrary data while avoiding detection via crafted packets.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	libpcap	sid	`1.11.0-1`	fixed
Debian	libpcap	forky	`1.11.0-1`	fixed
Debian	libpcap	trixie	`1.10.5-2`	fixed
Debian	libpcap	bookworm	`1.10.3-1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	libpcap	source	sid	`1.1.1-4`	low	Not reported	[623868]
Debian	libpcap	source	forky	`1.1.1-4`	low	Not reported	[623868]
Debian	libpcap	source	trixie	`1.1.1-4`	low	Not reported	[623868]
Debian	libpcap	source	bookworm	`1.1.1-4`	low	Not reported	[623868]

[Debian bug #623868]

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libpcap0.8]Fixed
Source package: [libpcap]
Details (2)
- 1.10.3-1 · amd64 · bookworm
  Fixed · Fixed: 1.1.1-4
  dsa · libpcap · debian · bookworm; dsa · libpcap · debian · 12
- 1.10.3-1 · arm64 · bookworm
  Fixed · Fixed: 1.1.1-4
  dsa · libpcap · debian · bookworm; dsa · libpcap · debian · 12
[libpcap0.8-dev]Fixed
Source package: [libpcap]
Details (2)
- 1.10.3-1 · amd64 · bookworm
  Fixed · Fixed: 1.1.1-4
  dsa · libpcap · debian · bookworm; dsa · libpcap · debian · 12
- 1.10.3-1 · arm64 · bookworm
  Fixed · Fixed: 1.1.1-4
  dsa · libpcap · debian · bookworm; dsa · libpcap · debian · 12
[libpcap-dev]Fixed
Source package: [libpcap]
Details (2)
- 1.10.3-1 · amd64 · bookworm
  Fixed · Fixed: 1.1.1-4
  dsa · libpcap · debian · bookworm; dsa · libpcap · debian · 12
- 1.10.3-1 · arm64 · bookworm
  Fixed · Fixed: 1.1.1-4
  dsa · libpcap · debian · bookworm; dsa · libpcap · debian · 12

[Debian 13 (Trixie)]

[libpcap0.8-dev]Fixed
Source package: [libpcap]
Details (2)
- 1.10.5-2 · amd64 · trixie
  Fixed · Fixed: 1.1.1-4
  dsa · libpcap · debian · 13
- 1.10.5-2 · arm64 · trixie
  Fixed · Fixed: 1.1.1-4
  dsa · libpcap · debian · 13
[libpcap0.8t64]Fixed
Source package: [libpcap]
Details (2)
- 1.10.5-2 · amd64 · trixie
  Fixed · Fixed: 1.1.1-4
  dsa · libpcap · debian · 13
- 1.10.5-2 · arm64 · trixie
  Fixed · Fixed: 1.1.1-4
  dsa · libpcap · debian · 13
[libpcap-dev]Fixed
Source package: [libpcap]
Details (2)
- 1.10.5-2 · amd64 · trixie
  Fixed · Fixed: 1.1.1-4
  dsa · libpcap · debian · 13
- 1.10.5-2 · arm64 · trixie
  Fixed · Fixed: 1.1.1-4
  dsa · libpcap · debian · 13

Observed: Oct 23, 2026, 5:05:25 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database]