CVE-2021-3487 Information

Description

There’s a flaw in the BFD library of binutils in versions before 2.36. An attacker who supplies a crafted file to an application linked with BFD and using the DWARF functionality could cause an impact to system availability by way of excessive memory consumption.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Reference

https://bugzilla.redhat.com/show_bug.cgi?id=1947111 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Q6V2LF5AVOUTHPYY2O5TRNAIXVMXFDGL/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RNBNDMJWZOQYCEZXENHBSM6DBZ332UZZ/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3Z3KSJY3CLAAFFT7FNFCJOMDITPQGN56/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5