REDHAT-BUG-1746672: High severity gnu patch vulnerability
A vulnerability was found in doedscript in pch.c in GNU patch through 2.7.6 does not block strings beginning with a ! character. NOTE: this is the same commit as for CVE-2019-13638, but the ! syntax is specific to ed, and is unrelated to a shell metacharacter.
Reference: https://git.savannah.gnu.org/cgit/patch.git/commit/?id=3fcd042d26d70856e826a42b5f93dc4854d80bf0 https://seclists.org/bugtraq/2019/Aug/29
Affected Software
Event History
Frequently Asked Questions
What is the severity of REDHAT-BUG-1746672?
The severity of REDHAT-BUG-1746672 is categorized as a moderate security risk, as exploited vulnerabilities can lead to unintended command execution.
How do I fix REDHAT-BUG-1746672?
To fix REDHAT-BUG-1746672, update the GNU patch software to a version later than 2.7.6.
Which versions of GNU patch are affected by REDHAT-BUG-1746672?
GNU patch versions through 2.7.6 are affected by REDHAT-BUG-1746672.
What is the nature of the vulnerability in REDHAT-BUG-1746672?
The vulnerability in REDHAT-BUG-1746672 allows for improper handling of input strings beginning with a '!' character.
Is REDHAT-BUG-1746672 related to any other CVEs?
Yes, REDHAT-BUG-1746672 is related to CVE-2019-13638, as they stem from the same commit.