REDHAT-BUG-2300290: Null Pointer Dereference
First published: Mon Jul 29 2024(Updated: )
ncurses 6.4-20230610 has a NULL pointer dereference in tgetstr in tinfo/lib_termcap.c. <a href="https://lists.gnu.org/archive/html/bug-ncurses/2023-06/msg00005.html">https://lists.gnu.org/archive/html/bug-ncurses/2023-06/msg00005.html</a> <a href="https://security.netapp.com/advisory/ntap-20240315-0006/">https://security.netapp.com/advisory/ntap-20240315-0006/</a>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| ncurses | >=6.4<6.4-20230611 |
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Reference Links
- https://lists.gnu.org/archive/html/bug-ncurses/2023-06/msg00005.html
- https://security.netapp.com/advisory/ntap-20240315-0006/
- https://access.redhat.com/errata/RHSA-2024:5107
- https://catalog.redhat.com/software/containers/ubi8/ubi/5c359854d70cc534b3a3784e
- https://catalog.redhat.com/software/containers/ubi9/ubi/615bcf606feffc5384e8452e
- https://access.redhat.com/security/cve/CVE-2023-45918
- https://bugzilla.redhat.com/show_bug.cgi?id=2300290
Frequently Asked Questions
What is the severity of REDHAT-BUG-2300290?
The severity of REDHAT-BUG-2300290 is considered high due to the potential for denial of service caused by a NULL pointer dereference.
How do I fix REDHAT-BUG-2300290?
To fix REDHAT-BUG-2300290, you should update to a version of ncurses that is later than 6.4-20230611.
What versions of ncurses are affected by REDHAT-BUG-2300290?
Versions of ncurses from 6.4 before 6.4-20230611 inclusive are affected by REDHAT-BUG-2300290.
What component is involved in REDHAT-BUG-2300290?
The component involved in REDHAT-BUG-2300290 is the tgetstr function in the tinfo/lib_termcap.c file of ncurses.
Is there a workaround for REDHAT-BUG-2300290?
Currently, the most effective workaround for REDHAT-BUG-2300290 is to upgrade to a patched version of ncurses.
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