High severity · published May 26, 2021
CVE-2021-3549
An out of bounds flaw was found in GNU binutils objdump utility version 2.36
7.1
CVSS
1%
EPSS
No
On KEV
Description
An out of bounds flaw was found in GNU binutils objdump utility version 2.36. An attacker could use this flaw and pass a large section to avr_elf32_load_records_from_section() probably resulting in a crash or in some cases memory corruption. The highest threat from this vulnerability is to integrity as well as system availability.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 62% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BI
Binutils · Gnu
2.36 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-3549
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-3549
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1960717
Third Party Advisory
https://security.gentoo.org/glsa/202208-30
security.netapp.com
https://security.netapp.com/advisory/ntap-20250228-0005/
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