CVE-2017-15670
Published: 20 October 2017
The GNU C Library (aka glibc or libc6) before 2.27 contains an off-by-one error leading to a heap-based buffer overflow in the glob function in glob.c, related to the processing of home directories using the ~ operator followed by a long string.
Priority
Status
Package | Release | Status |
---|---|---|
eglibc Launchpad, Ubuntu, Debian |
artful |
Does not exist
|
bionic |
Does not exist
|
|
cosmic |
Does not exist
|
|
disco |
Does not exist
|
|
eoan |
Does not exist
|
|
focal |
Does not exist
|
|
groovy |
Does not exist
|
|
hirsute |
Does not exist
|
|
trusty |
Released
(2.19-0ubuntu6.14)
|
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
zesty |
Does not exist
|
|
glibc Launchpad, Ubuntu, Debian |
artful |
Released
(2.26-0ubuntu2.1)
|
bionic |
Not vulnerable
(2.27-3ubuntu1)
|
|
cosmic |
Not vulnerable
(2.27-3ubuntu1)
|
|
disco |
Not vulnerable
(2.27-3ubuntu1)
|
|
eoan |
Not vulnerable
(2.27-3ubuntu1)
|
|
focal |
Not vulnerable
(2.27-3ubuntu1)
|
|
groovy |
Not vulnerable
(2.27-3ubuntu1)
|
|
hirsute |
Not vulnerable
(2.27-3ubuntu1)
|
|
trusty |
Does not exist
|
|
upstream |
Released
(2.27)
|
|
xenial |
Released
(2.23-0ubuntu10)
|
|
zesty |
Ignored
(end of life)
|
|
Patches: upstream: https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=c369d66e5426a30e4725b100d5cd28e372754f90 upstream: https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=a76376df7c07e577a9515c3faa5dbd50bda5da07 upstream: https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=1f523e3c6efd673bdd05cbec85ff6ba178ba6e08 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 9.8 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |