CVE-2019-9923
Published: 22 March 2019
pax_decode_header in sparse.c in GNU Tar before 1.32 had a NULL pointer dereference when parsing certain archives that have malformed extended headers.
Priority
Status
Package | Release | Status |
---|---|---|
tar Launchpad, Ubuntu, Debian |
cosmic |
Ignored
(end of life)
|
bionic |
Released
(1.29b-2ubuntu0.2)
|
|
focal |
Released
(1.30+dfsg-7ubuntu0.20.04.1)
|
|
hirsute |
Ignored
(end of life)
|
|
disco |
Ignored
(end of life)
|
|
eoan |
Ignored
(end of life)
|
|
groovy |
Released
(1.30+dfsg-7ubuntu0.20.10.1)
|
|
impish |
Ignored
(end of life)
|
|
jammy |
Not vulnerable
(1.34+dfsg-1build3)
|
|
trusty |
Released
(1.27.1-1ubuntu0.1+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
upstream |
Released
(1.32)
|
|
xenial |
Released
(1.28-2.1ubuntu0.2)
|
|
Patches: upstream: http://git.savannah.gnu.org/cgit/tar.git/commit/?id=cb07844454d8cc9fb21f53ace75975f91185a120 |
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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |