CVE-2021-20284: Buffer Overflow
First published: Thu Mar 11 2021(Updated: )
A flaw was found in GNU Binutils 2.35.1, where there is a heap-based buffer overflow in _bfd_elf_slurp_secondary_reloc_section in elf.c due to the number of symbols not calculated correctly. The highest threat from this vulnerability is to system availability.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| GNU Binutils | =2.35.1 | |
| Netapp Cloud Backup | ||
| NetApp ONTAP Select Deploy administration utility |
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Reference Links
Frequently Asked Questions
What is CVE-2021-20284?
CVE-2021-20284 is a vulnerability in GNU Binutils 2.35.1 that allows for a heap-based buffer overflow in _bfd_elf_slurp_secondary_reloc_section in elf.c.
What is the severity of CVE-2021-20284?
The severity of CVE-2021-20284 is medium with a CVSS score of 5.5.
Which software versions are affected by CVE-2021-20284?
GNU Binutils 2.35.1, Netapp Cloud Backup, and NetApp ONTAP Select Deploy administration utility are affected by CVE-2021-20284.
How can I fix the CVE-2021-20284 vulnerability?
To fix the CVE-2021-20284 vulnerability, it is recommended to upgrade to a fixed version of GNU Binutils or apply the necessary patch provided by the vendor.
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