Ubuntu.comUB:CVE-2016-2085CVE-2016-2085
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
2.1 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:L/AC:L/Au:N/C:N/I:P/A:N
0.0004 Low
EPSS
Percentile
9.3%
The evm_verify_hmac function in security/integrity/evm/evm_main.c in the
Linux kernel before 4.5 does not properly copy data, which makes it easier
for local users to forge MAC values via a timing side-channel attack.
Bugs
Notes
| 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 |
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 14.04 | noarch | linux | < 3.13.0-85.129 | UNKNOWN |
| ubuntu | 15.04 | noarch | linux | < 3.19.0-58.64 | UNKNOWN |
| ubuntu | 15.10 | noarch | linux | < 4.2.0-35.40 | UNKNOWN |
| ubuntu | 12.04 | noarch | linux-lts-trusty | < 3.13.0-85.129~precise1 | UNKNOWN |
| ubuntu | 14.04 | noarch | linux-lts-utopic | < 3.16.0-69.89~14.04.1 | UNKNOWN |
| ubuntu | 14.04 | noarch | linux-lts-vivid | < 3.19.0-58.64~14.04.1 | UNKNOWN |
| ubuntu | 14.04 | noarch | linux-lts-wily | < 4.2.0-35.40~14.04.1 | UNKNOWN |
| ubuntu | 15.10 | noarch | linux-raspi2 | < 4.2.0-1028.36 | UNKNOWN |
References
launchpad.net/bugs/cve/CVE-2016-2085
nvd.nist.gov/vuln/detail/CVE-2016-2085
security-tracker.debian.org/tracker/CVE-2016-2085
ubuntu.com/security/notices/USN-2946-1
ubuntu.com/security/notices/USN-2946-2
ubuntu.com/security/notices/USN-2947-1
ubuntu.com/security/notices/USN-2947-2
ubuntu.com/security/notices/USN-2947-3
ubuntu.com/security/notices/USN-2948-1
ubuntu.com/security/notices/USN-2949-1
www.cve.org/CVERecord?id=CVE-2016-2085
Related
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
2.1 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:L/AC:L/Au:N/C:N/I:P/A:N
0.0004 Low
EPSS
Percentile
9.3%