Null pointer dereference in QEMU - CVE-2017-9524
Published: July 6, 2017
Vulnerability identifier: #VU7338
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-9524
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote unauthenticated attacker to cause DoS condition on the target system.
The weakness exists due to NULL pointer dereference in Network Block Device(NBD) Server support during a failed negotiation of a client. A remote attacker can cause the affected server to crash.
Successful exploitation of the vulnerability results in denial of service.
The weakness exists due to NULL pointer dereference in Network Block Device(NBD) Server support during a failed negotiation of a client. A remote attacker can cause the affected server to crash.
Successful exploitation of the vulnerability results in denial of service.
Affected software
QEMU
Red Hat Virtualization
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux for Scientific Computing
Red Hat Enterprise Linux EUS Compute Node
Red Hat Virtualization
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux for Scientific Computing
Red Hat Enterprise Linux EUS Compute Node
How to mitigate CVE-2017-9524
Install update from vendor's website.