SB2017032703 - Heap-based buffer overflow in QEMU
Published: March 27, 2017 Updated: July 28, 2020
Security Bulletin ID
SB2017032703
Severity
High
Patch available
NO
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Heap-based buffer overflow (CVE-ID: CVE-2017-5931)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in Integer overflow in hw/virtio/virtio-crypto.c in QEMU (aka Quick Emulator). A remote attacker can use a crafted virtio-crypto request to trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.
References
- http://git.qemu-project.org/?p=qemu.git;a=commit;h=a08aaff811fb194950f79711d2afe5a892ae03a4
- http://www.openwall.com/lists/oss-security/2017/02/08/2
- http://www.securityfocus.com/bid/96141
- https://bugzilla.redhat.com/show_bug.cgi?id=1420092
- https://lists.nongnu.org/archive/html/qemu-devel/2017-01/msg01368.html
- https://security.gentoo.org/glsa/201702-28