4.7

CVE-2023-42756

Exploit

Kernel: netfilter: race condition between ipset_cmd_add and ipset_cmd_swap

A flaw was found in the Netfilter subsystem of the Linux kernel. A race condition between IPSET_CMD_ADD and IPSET_CMD_SWAP can lead to a kernel panic due to the invocation of `__ip_set_put` on a wrong `set`. This issue may allow a local user to crash the system.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
LinuxLinux Kernel Version < 6.6
LinuxLinux Kernel Version6.6 Updaterc1
LinuxLinux Kernel Version6.6 Updaterc2
RedhatEnterprise Linux Version9.0
DebianDebian Linux Version10.0
FedoraprojectFedora Version37
FedoraprojectFedora Version38
FedoraprojectFedora Version39
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0% 0.002
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 4.7 1 3.6
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
secalert@redhat.com 4.4 0.8 3.6
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.