Use-after-free in GlusterFS - CVE-2022-48340
Published: April 3, 2023
Vulnerability identifier: #VU74338
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-48340
CWE-ID: CWE-416
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vendor: Gluster Inc.
Affected software:
GlusterFS
GlusterFS
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a use-after-free error within the dht_setxattr_mds_cbk() function in xlators/cluster/dht/src/dht-common.c. A remote attacker can trick the victim to connect to a malicious server, trigger a use-after-free error and crash the client.
How to mitigate CVE-2022-48340
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.