6.9 Medium
CVSS2
Attack Vector
LOCAL
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:C/I:C/A:C
7 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
0.0004 Low
EPSS
Percentile
10.1%
Race condition in drivers/tty/n_hdlc.c in the Linux kernel through 4.10.1
allows local users to gain privileges or cause a denial of service (double
free) by setting the HDLC line discipline.
Author | Note |
---|---|
jdstrand | android kernels (flo, goldfish, grouper, maguro, mako and manta) are not supported on the Ubuntu Touch 14.10 and earlier preview kernels linux-lts-saucy no longer receives official support linux-lts-quantal no longer receives official support |
tyhicks | all of our kernels are affected as CONFIG_N_HDLC=m is set in all releases |
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 12.04 | noarch | linux | <ย 3.2.0-124.167 | UNKNOWN |
ubuntu | 14.04 | noarch | linux | <ย 3.13.0-112.159 | UNKNOWN |
ubuntu | 16.04 | noarch | linux | <ย 4.4.0-66.87 | UNKNOWN |
ubuntu | 16.10 | noarch | linux | <ย 4.8.0-41.44 | UNKNOWN |
ubuntu | 12.04 | noarch | linux-armadaxp | <ย 3.2.0-1685.112 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-aws | <ย 4.4.0-1007.16 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-gke | <ย 4.4.0-1005.6 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-hwe | <ย 4.8.0-41.44~16.04.1 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-hwe-edge | <ย 4.8.0-41.44~16.04.1 | UNKNOWN |
ubuntu | 12.04 | noarch | linux-lts-trusty | <ย 3.13.0-112.159~precise1 | UNKNOWN |
www.openwall.com/lists/oss-security/2017/03/07/6
launchpad.net/bugs/cve/CVE-2017-2636
nvd.nist.gov/vuln/detail/CVE-2017-2636
security-tracker.debian.org/tracker/CVE-2017-2636
ubuntu.com/security/notices/USN-3218-1
ubuntu.com/security/notices/USN-3219-1
ubuntu.com/security/notices/USN-3219-2
ubuntu.com/security/notices/USN-3220-1
ubuntu.com/security/notices/USN-3220-2
ubuntu.com/security/notices/USN-3220-3
ubuntu.com/security/notices/USN-3221-1
ubuntu.com/security/notices/USN-3221-2
www.cve.org/CVERecord?id=CVE-2017-2636
6.9 Medium
CVSS2
Attack Vector
LOCAL
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:C/I:C/A:C
7 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
0.0004 Low
EPSS
Percentile
10.1%