CVE-2023-4156
Published: 8 August 2023
A heap out-of-bounds read flaw was found in builtin.c in the gawk package. This issue may lead to a crash and could be used to read sensitive information.
Priority
Status
Package | Release | Status |
---|---|---|
gawk Launchpad, Ubuntu, Debian |
bionic |
Released
(1:4.1.4+dfsg-1ubuntu0.1~esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
focal |
Released
(1:5.0.1+dfsg-1ubuntu0.1)
|
|
jammy |
Released
(1:5.1.0-1ubuntu0.1)
|
|
lunar |
Not vulnerable
(1:5.2.1-2)
|
|
mantic |
Not vulnerable
|
|
trusty |
Released
(1:4.0.1+dfsg-2.1ubuntu2+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
upstream |
Released
(1:5.2.1-1)
|
|
xenial |
Released
(1:4.1.3+dfsg-0.1ubuntu0.1~esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.1 |
Attack vector | Local |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H |
References
- https://mail.gnu.org/archive/html/bug-gawk/2022-08/msg00000.html
- https://mail.gnu.org/archive/html/bug-gawk/2022-08/msg00023.html
- https://git.savannah.gnu.org/gitweb/?p=gawk.git;a=commitdiff;h=e709eb829448ce040087a3fc5481db6bfcaae212 (gawk-5.2.0)
- https://ubuntu.com/security/notices/USN-6373-1
- https://www.cve.org/CVERecord?id=CVE-2023-4156
- NVD
- Launchpad
- Debian