A use-after-free read flaw was found in sock_getsockopt() in net/core/sock.c due to SO_PEERCRED and SO_PEERGROUPS race with listen() (and connect()) in the Linux kernel. In this flaw, an attacker with a user privileges may crash the system or leak internal kernel information.
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Affected Vendors & Products
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: redhat
Published: 2022-03-25T00:00:00
Updated: 2024-08-03T17:16:04.262Z
Reserved: 2022-01-10T00:00:00
Link: CVE-2021-4203
Vulnrichment
No data.
NVD
Status : Modified
Published: 2022-03-25T19:15:09.833
Modified: 2023-11-07T03:40:21.853
Link: CVE-2021-4203
Redhat