7.8 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
0.023 Low
EPSS
Percentile
88.6%
Signal handlers themselves were entered only once, but they called
posixly unsafe, non-reentrant functions, such as syslog(). If a signal
was caught in the middle of the execution of such function, consequences
were undefined. In practice, nbd-server was observed to deadlock during
the execution of sigchld_handler().