Multiple integer overflows in the evbuffer API in Libevent 1.4.x before 1.4.15, 2.0.x before 2.0.22, and 2.1.x before 2.1.5-beta allow context-dependent attackers to cause a denial of service or possibly have other unspecified impact via "insanely large inputs" to the (1) evbuffer_add, (2) evbuffer_expand, or (3) bufferevent_write function, which triggers a heap-based buffer overflow or an infinite loop. NOTE: this identifier has been SPLIT per ADT3 due to different affected versions. See CVE-2015-6525 for the functions that are only affected in 2.0 and later.
Vector
NETWORK
Complexity
LOW
Authentication
NONE
Confidentiality
PARTIAL
Integrity
PARTIAL
Availability
PARTIAL
Libevent Project Libevent 2.0.17
Libevent Project Libevent 2.0.16
Libevent Project Libevent 2.0.15
Libevent Project Libevent 2.0.14
Libevent Project Libevent 2.0.13
Libevent Project Libevent 2.0.12
Libevent Project Libevent 2.0.11
Libevent Project Libevent 2.0.10
Libevent Project Libevent 2.0.9
Libevent Project Libevent 2.0.8
Libevent Project Libevent 2.0.7
Libevent Project Libevent 2.0.6
Libevent Project Libevent 2.0.5
Libevent Project Libevent 2.0.4
Libevent Project Libevent 2.0.3
Libevent Project Libevent 2.0.2
Libevent Project Libevent 2.0.1
Libevent Project Libevent 1.4.14
Libevent Project Libevent 1.4.13
Libevent Project Libevent 1.4.12
Libevent Project Libevent 1.4.11
Libevent Project Libevent 1.4.10
Libevent Project Libevent 1.4.9
Libevent Project Libevent 1.4.8
Libevent Project Libevent 1.4.7
Libevent Project Libevent 1.4.6
Libevent Project Libevent 1.4.5
Libevent Project Libevent 1.4.4
Libevent Project Libevent 1.4.3
Libevent Project Libevent 1.4.2
Libevent Project Libevent 1.4.1
Libevent Project Libevent 1.4.0
Libevent Project Libevent 2.0.18
Libevent Project Libevent 2.0.19
Libevent Project Libevent 2.0.20
Libevent Project Libevent 2.0.21
Libevent Project Libevent 2.1.1
Libevent Project Libevent 2.1.2
Libevent Project Libevent 2.1.3
Libevent Project Libevent 2.1.4
Advisory | Patch | Confirmed | Link |
---|---|---|---|
https://puppet.com/security/cve/CVE-2014-6272 | |||
SSA:2016-085-01 | |||
DSA-3119 | |||
[Libevent-users] 20150105 Advisory: integer overflow in ... |