Netwide · Netwide Assembler · CVE-2018-20535
**Name of the Vulnerable Software and Affected Versions**
Netwide Assembler (NASM) version 2.14rc16
**Description**
The issue is related to a use-after-free error in the `pp getline` function at `asm/preproc.c`. This error can cause a denial of service when attempting to increment the line number.
**Recommendations**
For Netwide Assembler (NASM) version 2.14rc16, consider avoiding the use of the `pp getline` function until a patch is available. As a temporary workaround, restrict access to the `asm/preproc.c` module to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this issue.