Vulnerability Name:

CVE-2007-6761 (CCN-134119)

Assigned:2007-12-08
Published:2007-12-08
Updated:2017-04-27
Summary:drivers/media/video/videobuf-vmalloc.c in the Linux kernel before 2.6.24 does not initialize videobuf_mapping data structures, which allows local users to trigger an incorrect count value and videobuf leak via unspecified vectors, a different vulnerability than CVE-2010-5321.
CVSS v3 Severity:7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
5.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
4.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:4.6 Medium (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-119
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2007-6761

Source: CONFIRM
Type: Release Notes
http://www.linuxgrill.com/anonymous/kernel/v2.6/ChangeLog-2.6.24

Source: BID
Type: Third Party Advisory, VDB Entry
98001

Source: CCN
Type: BID-98001
Linux Kernel CVE-2007-6761 Local Information Disclosure Vulnerability

Source: MISC
Type: Issue Tracking, Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=827340

Source: XF
Type: UNKNOWN
linux-kernel-cve20076761-dos(134119)

Source: CCN
Type: Linux Kernel GIT Repository
V4L/DVB (6751): V4L: Memory leak! Fix count in videobuf-vmalloc mmap

Source: CONFIRM
Type: Issue Tracking, Patch, Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0b29669c065f60501e7289e1950fa2a618962358

Source: CONFIRM
Type: Issue Tracking, Patch, Third Party Advisory
https://github.com/torvalds/linux/commit/0b29669c065f60501e7289e1950fa2a618962358

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2007-6761

Vulnerable Configuration:Configuration 1:
  • cpe:/o:linux:linux_kernel:*:*:*:*:*:*:*:* (Version <= 2.6.23)

    • Configuration CCN 1:
  • cpe:/o:linux:linux_kernel:2.6.23:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.precise:def:20076761000
    V
    		CVE-2007-6761 on Ubuntu 12.04 LTS (precise) - low.
    2017-04-24
    oval:com.ubuntu.trusty:def:20076761000
    V
    		CVE-2007-6761 on Ubuntu 14.04 LTS (trusty) - low.
    2017-04-24
    oval:com.ubuntu.xenial:def:20076761000
    V
    		CVE-2007-6761 on Ubuntu 16.04 LTS (xenial) - low.
    2017-04-24
    oval:com.ubuntu.xenial:def:200767610000000
    V
    		CVE-2007-6761 on Ubuntu 16.04 LTS (xenial) - low.
    2017-04-24
    BACK
    linux linux kernel *
    linux kernel 2.6.23