Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2023-5156 |
CWE-ID | CWE-401 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Glibc Universal components / Libraries / Libraries used by multiple products |
Vendor | GNU |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU81448
Risk: Medium
CVSSv3.1: 5.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-5156
CWE-ID:
CWE-401 - Missing release of memory after effective lifetime
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform DoS attack on the target system.
The vulnerability exists due memory leak caused by an incorrect fix for #VU81447 (CVE-2023-4806). A remote attacker can force the application to leak memory and perform denial of service attack.
MitigationInstall updates from vendor's website.
Vulnerable software versionsGlibc: All versions
External linkshttp://bugzilla.redhat.com/show_bug.cgi?id=2240541
http://sourceware.org/git/?p=glibc.git;a=commitdiff;h=ec6b95c3303c700eb89eebeda2d7264cc184a796
http://sourceware.org/bugzilla/show_bug.cgi?id=30884
http://access.redhat.com/security/cve/CVE-2023-5156
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.