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CVE-2021-3530

Date: June 2, 2021

A flaw was discovered in GNU libiberty within demangle_path() in rust-demangle.c, as distributed in GNU Binutils version 2.36. A crafted symbol can cause stack memory to be exhausted leading to a crash.

Language: C

Severity Score

7.5

Related Resources (9)

Url: https://bugzilla.redhat.com/show_bug.cgi?id=1956423

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2021-3530

Url: https://security.archlinux.org/CVE-2021-3530

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-3530

Url: https://security.netapp.com/advisory/ntap-20210716-0006/

Url: https://security.gentoo.org/glsa/202208-30

Url: https://src.fedoraproject.org/rpms/binutils/blob/rawhide/f/binutils-CVE-2021-3530.patch

Url: https://security-tracker.debian.org/tracker/CVE-2021-3530

Url: https://www.mend.io/vulnerability-database/CVE-2021-3530

Severity Score

7.5

Weakness Type (CWE)

Uncontrolled Recursion

CWE-674

CVSS v3.1

Base Score:	7.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	5.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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