Vulnerability identifier: #VU72528
Vulnerability risk: Low
CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-400
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Gnu Compiler Collection
Client/Desktop applications /
Software for system administration
Vendor: GNU
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources within demangle_const in libiberty/rust-demangle.c. A local user can trigger resource exhaustion and perform a denial of service (DoS) attack.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Gnu Compiler Collection: 11.1.0 - 11.2.0
External links
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=105039
http://sourceware.org/bugzilla/show_bug.cgi?id=28995
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/H424YXGW7OKXS2NCAP35OP6Y4P4AW6VG/
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.