Summary
It was discovered that gawk could be made to read out of bounds when
processing certain inputs. If a user or an automated system were tricked
into opening a specially crafted input, an attacker could possibly use
this issue to cause a denial of service.
Fixed packages 5
| Release | Package | Fixed in |
|---|---|---|
| Ubuntu · 20.04 LTS 20.04:LTS | gawk | 1:5.0.1+dfsg-1ubuntu0.1 |
| Ubuntu · 22.04 LTS 22.04:LTS | gawk | 1:5.1.0-1ubuntu0.1 |
| Ubuntu · Pro 14.04 LTS Pro:14.04:LTS | gawk | 1:4.0.1+dfsg-2.1ubuntu2+esm1 |
| Ubuntu · Pro 16.04 LTS Pro:16.04:LTS | gawk | 1:4.1.3+dfsg-0.1ubuntu0.1~esm1 |
| Ubuntu · Pro 18.04 LTS Pro:18.04:LTS | gawk | 1:4.1.4+dfsg-1ubuntu0.1~esm1 |
Vulnerabilities 1
-
Medium 4.4
Heap out of bound read in builtin.c
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.
References
-
report
https://ubuntu.com/security/CVE-2023-4156