PT-2021-21606 · Gnu+1 · Gcc C++Filt+1

Zhangyuntao · Published 2019-02-10 · Updated 2021-12-16 · CVE-2021-37322

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions GCC c++filt version 2.26

Description A use-after-free issue was discovered in the cplus-dem.c component of GCC c++filt. This issue may be exploited, although specific details about the estimated number of potentially affected devices or real-world incidents are not provided.

Recommendations For GCC c++filt version 2.26, update to a version that contains a fix for this issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ALT-PU-2019-1204

ALT-PU-2019-1367

ALT-PU-2019-3046

ALT-PU-2020-3355

ALT-PU-2021-1231

CVE-2021-37322

Affected Products

Alt Linux

Gcc C++Filt

References · 10

• 🔥 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99188 · Exploit
• https://cve.org/CVERecord?id=CVE-2021-37322 · Security Note
• https://osv.dev/vulnerability/CVE-2021-37322 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2021-37322 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-37322 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-37322 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-37322 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-37322 · Vendor Advisory
• https://t.me/cibsecurity/32665 · Telegram Post
• https://t.me/cvenotify/23648 · Telegram Post