REDHAT-BUG-1937784: Buffer Overflow
First published: Thu Mar 11 2021(Updated: )
A flaw was found in GNU Binutils 2.35.1. There is a heap-based buffer overflow in _bfd_elf_slurp_secondary_reloc_section in elf.c because the number of symbols is not caculated correctly. Upstream bug: <a href="https://sourceware.org/bugzilla/show_bug.cgi?id=26931">https://sourceware.org/bugzilla/show_bug.cgi?id=26931</a>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Ubuntu/binutils |
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Reference Links
- https://sourceware.org/bugzilla/show_bug.cgi?id=26931
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1943301
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=f60742b2a1988d276c77d5c1011143f320d9b4cb
- https://access.redhat.com/errata/RHSA-2021:4364
- https://access.redhat.com/security/cve/cve-2021-20284
- https://bugzilla.redhat.com/show_bug.cgi?id=1937784
Frequently Asked Questions
What is the severity of REDHAT-BUG-1937784?
The severity of REDHAT-BUG-1937784 is considered high due to the heap-based buffer overflow vulnerability.
How do I fix REDHAT-BUG-1937784?
To fix REDHAT-BUG-1937784, upgrade to the patched version of GNU Binutils that addresses this heap-based buffer overflow.
Which versions of GNU Binutils are affected by REDHAT-BUG-1937784?
REDHAT-BUG-1937784 affects GNU Binutils version 2.35.1 and possibly earlier versions.
What type of vulnerability is REDHAT-BUG-1937784?
REDHAT-BUG-1937784 is classified as a heap-based buffer overflow vulnerability.
What are the potential implications of REDHAT-BUG-1937784?
The implications of REDHAT-BUG-1937784 may include data corruption, application crashes, or potential remote code execution.
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