CVE-2021-20284

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Source
https://nvd.nist.gov/vuln/detail/CVE-2021-20284
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-20284.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-20284
Downstream
Related
Published
2021-03-26T17:15:13Z
Modified
2025-10-21T05:59:34.982020Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

A flaw was found in GNU Binutils 2.35.1, where there is a heap-based buffer overflow in bfdelfslurpsecondaryrelocsection in elf.c due to the number of symbols not calculated correctly. The highest threat from this vulnerability is to system availability.

References

Affected packages

Git / sourceware.org/git/binutils-gdb.git

Affected ranges

Type
GIT
Repo
https://sourceware.org/git/binutils-gdb.git
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
7e46a74aa3713c563940960e361e08defda019c2

Affected versions

Other

binu_ss_19990502
binutils-2_35
binutils-2_35_1
gdb-4_18-branchpoint
gdb-9-branchpoint
gdb_5_2-branchpoint
gdb_5_3-branchpoint
gdb_6_0-branchpoint
gdb_6_1-branchpoint
gdb_6_2-branchpoint
gdb_6_3-branchpoint
gdb_6_4-branchpoint
gdb_6_5-branchpoint
gdb_6_6-branchpoint
gdb_6_7-branchpoint
gdb_6_8-branchpoint
gdb_7_0-branchpoint
gdb_7_1-branchpoint
gdb_7_2-branchpoint
gdb_7_3-branchpoint
gdb_7_4-branchpoint
gdb_7_5-branchpoint
gdb_7_6-branchpoint
readline_4_0
users/ARM/embedded-binutils-master-2016q4
users/ARM/embedded-binutils-master-2017q4
users/ARM/embedded-binutils-master-2018q4
users/ARM/embedded-gdb-master-2017q4
users/ARM/embedded-gdb-master-2018q4

gdb-7.*

gdb-7.10-branchpoint
gdb-7.11-branchpoint
gdb-7.12-branchpoint
gdb-7.7-branchpoint
gdb-7.8-branchpoint
gdb-7.9-branchpoint

gdb-8.*

gdb-8.0-branchpoint
gdb-8.1-branchpoint
gdb-8.2-branchpoint
gdb-8.3-branchpoint