CVE-2011-1935

Publication date 20 October 2017

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

9.8 · Critical

Score breakdown

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.

Read the notes from the security team

Status

Package Ubuntu Release Status
libpcap 15.04 vivid
Not affected
14.10 utopic
Not affected
14.04 LTS trusty
Not affected
13.10 saucy
Not affected
13.04 raring
Not affected
12.10 quantal
Not affected
12.04 LTS precise
Not affected
11.10 oneiric
Not affected
11.04 natty Ignored end of life
10.10 maverick Ignored end of life
10.04 LTS lucid Ignored end of life
8.04 LTS hardy Ignored end of life

Notes

jdstrand

results in less data being captured than expected

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
libpcap

Severity score breakdown

Parameter Value
Base score 9.8 · Critical
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H