SB2015101002 - Fedora 23 update for xen
Published: October 10, 2015 Updated: April 24, 2025
Security Bulletin ID
SB2015101002
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Buffer overflow (CVE-ID: CVE-2015-7295)
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
hw/virtio/virtio.c in the Virtual Network Device (virtio-net) support in QEMU, when big or mergeable receive buffers are not supported, allows remote attackers to cause a denial of service (guest network consumption) via a flood of jumbo frames on the (1) tuntap or (2) macvtap interface.
Remediation
Install update from vendor's website.