CVE-2021-20196 - log back

CVE-2021-20196 edited at 25 Jan 2021 10:35:13
Description
- A NULL pointer dereference issue was found in the Floopy disk emulator of QEMU. It could occur while processing read/write ioport commands, if the selected Floopy drive is not initialised with a block device. A privileged guest user could use this flaw to crash the QEMU process on the host resulting in DoS scenario.
+ A NULL pointer dereference issue was found in the Floppy disk emulator of QEMU. It could occur while processing read/write ioport commands, if the selected Floppy drive is not initialised with a block device. A privileged guest user could use this flaw to crash the QEMU process on the host resulting in a denial of service scenario.
CVE-2021-20196 edited at 25 Jan 2021 10:34:33
Severity
- Unknown
+ Low
Remote
- Unknown
+ Local
Type
- Unknown
+ Denial of service
Description
+ A NULL pointer dereference issue was found in the Floopy disk emulator of QEMU. It could occur while processing read/write ioport commands, if the selected Floopy drive is not initialised with a block device. A privileged guest user could use this flaw to crash the QEMU process on the host resulting in DoS scenario.
References
+ https://bugzilla.redhat.com/show_bug.cgi?id=1919210
+ https://bugs.launchpad.net/qemu/+bug/1912780
+ https://lists.nongnu.org/archive/html/qemu-devel/2021-01/msg05986.html
CVE-2021-20196 created at 25 Jan 2021 10:32:12
Severity
+ Unknown
Remote
+ Unknown
Type
+ Unknown
Description
References
Notes