Denial of Service Vulnerability in GCC by GNU
CVE-2021-46195

5.5MEDIUM

Key Information:

Vendor

Gnu
Status
Gcc
Vendor
CVE Published:
14 January 2022

What is CVE-2021-46195?

GCC v12.0 contains a vulnerability stemming from uncontrolled recursion in the libiberty/rust-demangle.c component. This issue can be exploited by an attacker to overwhelm system resources, potentially resulting in a denial of service by significantly consuming CPU and memory. It's crucial for users to be aware of this vulnerability to mitigate associated risks effectively.

References

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103841
x_refsource_MISC

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2021-46195 : Denial of Service Vulnerability in GCC by GNU