CVE-2016-5285
Published: 16 November 2016
A Null pointer dereference vulnerability exists in Mozilla Network Security Services due to a missing NULL check in PK11_SignWithSymKey / ssl3_ComputeRecordMACConstantTime, which could let a remote malicious user cause a Denial of Service.
Notes
Author | Note |
---|---|
mdeslaur | per upstream bug, this was fixed in 3.25, but patch for 3.21 fixes it differently. |
Priority
Status
Package | Release | Status |
---|---|---|
nss Launchpad, Ubuntu, Debian |
upstream |
Released
(3.25)
|
precise |
Released
(2:3.26.2-0ubuntu0.12.04.1)
|
|
trusty |
Released
(2:3.26.2-0ubuntu0.14.04.3)
|
|
xenial |
Released
(2:3.26.2-0ubuntu0.16.04.2)
|
|
yakkety |
Not vulnerable
(2:3.26-1ubuntu1)
|
|
zesty |
Not vulnerable
(2:3.26-1ubuntu1)
|
|
Patches: upstream: https://hg.mozilla.org/projects/nss/rev/45c047d18ac4 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |