CVE-2015-3246
Published: 11 August 2015
libuser before 0.56.13-8 and 0.60 before 0.60-7, as used in the userhelper program in the usermode package, directly modifies /etc/passwd, which allows local users to cause a denial of service (inconsistent file state) by causing an error during the modification. NOTE: this issue can be combined with CVE-2015-3245 to gain privileges.
From the Ubuntu Security Team
It was discovered that libuser has incomplete blacklist vulnerability. A local user could use it to cause a denial of service.
Priority
Status
Package | Release | Status |
---|---|---|
libuser Launchpad, Ubuntu, Debian |
artful |
Not vulnerable
(1:0.62~dfsg-0.1)
|
bionic |
Not vulnerable
(1:0.62~dfsg-0.1)
|
|
cosmic |
Not vulnerable
(1:0.62~dfsg-0.1)
|
|
disco |
Not vulnerable
(1:0.62~dfsg-0.1)
|
|
eoan |
Not vulnerable
(1:0.62~dfsg-0.1)
|
|
focal |
Not vulnerable
(1:0.62~dfsg-0.1)
|
|
groovy |
Not vulnerable
(1:0.62~dfsg-0.1)
|
|
hirsute |
Not vulnerable
(1:0.62~dfsg-0.1)
|
|
impish |
Not vulnerable
(1:0.62~dfsg-0.1)
|
|
jammy |
Not vulnerable
(1:0.62~dfsg-0.1)
|
|
kinetic |
Not vulnerable
(1:0.62~dfsg-0.1)
|
|
lunar |
Not vulnerable
(1:0.62~dfsg-0.1)
|
|
mantic |
Not vulnerable
(1:0.62~dfsg-0.1)
|
|
precise |
Ignored
(end of life)
|
|
trusty |
Released
(1:0.56.9.dfsg.1-1.2ubuntu2+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
upstream |
Released
(1:0.62~dfsg-0.1)
|
|
vivid |
Ignored
(end of life)
|
|
wily |
Ignored
(end of life)
|
|
xenial |
Needed
|
|
yakkety |
Not vulnerable
(1:0.62~dfsg-0.1)
|
|
zesty |
Not vulnerable
(1:0.62~dfsg-0.1)
|
|
Patches: upstream: https://fedorahosted.org/libuser/changeset/d73aa2a5a9ce5bdd349dff46e3e4885f2b194a95/ |