USN-2828-1 qemu, qemu-kvm vulnerabilities

Jason Wang discovered that QEMU incorrectly handled the virtio-net device. A remote attacker could use this issue to cause guest network consumption, resulting in a denial of service. CVE-2015-7295 Qinghao Tang and Ling Liu discovered that QEMU incorrectly handled the pcnet driver when used in...

USN-2828-1: QEMU vulnerabilities

Jason Wang discovered that QEMU incorrectly handled the virtio-net device. A remote attacker could use this issue to cause guest network consumption, resulting in a denial of service. CVE-2015-7295 Qinghao Tang and Ling Liu discovered that QEMU incorrectly handled the pcnet driver when used in...

The vulnerability of the QEMU hardware emulation software, which allows a hacker to trigger a service failure

The vulnerability in the hw/virtio/virtio.c module of the QEMU virtualized hardware device support mechanism is caused by buffer overflow. Exploiting this vulnerability allows an attacker to cause a service failure by sending large amounts of data to the tuntap or macvtap interfaces when the buff...

Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2015-3098)

The remote Oracle Linux 6 / 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2015-3098 advisory. - virtio-net: drop NETIFFFRAGLIST Jason Wang Orabug: 22145600 CVE-2015-5156 - RDS: fix race condition when sending a message on unbound socket...

QEMU hw/virtio/virtio.c Denial of Service Vulnerability

QEMU is an open source emulator software. With virtio-net support enabled in QEMU, a security vulnerability in the hw/virtio/virtio.c handling could allow a remote attacker to exhaust client network resources, resulting in a denial of service...

DEBIAN-CVE-2015-7295

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...

CVE-2015-7295

CVE-2015-7295 affects QEMU virtio-net (Virtual Network Device) where, if big or mergeable receive buffers are not supported, a remote attacker can cause a denial of service by flooding jumbo frames on tuntap or macvtap, exhausting guest network receive buffers. Affected product area: QEMU’s virti...

CVE-2015-7295: Improper Restriction of Operations within the Bounds of a Memory Buffer

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...

UBUNTU-CVE-2015-7295

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...

OracleVM 3.3 : kernel-uek (OVMSA-2015-0144)

The remote OracleVM system is missing necessary patches to address critical security updates : - virtio-net: drop NETIFFFRAGLIST Jason Wang Orabug: 22145600 CVE-2015-5156 - netdev: fix NETIFFGSOUDPTUNNELBIT enum shift in i40e driver import Todd Vierling Orabug: 22066176 - xen/blkfront: remove...

Unbreakable Enterprise kernel security update

2.6.39-400.264.5 - virtio-net: drop NETIFFFRAGLIST Jason Wang Orabug: 22145599 CVE-2015-5156...

CentOS Update for kernel CESA-2015:1978 centos7

Check the version of kernel SPDX-FileCopyrightText: 2015 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription scriptoid"1.3.6.1.4.1.25623.1.0.882322";...

Scientific Linux Security Update : kernel on SL7.x x86_64 (20151103)

A flaw was found in the way the Linux kernel's VFS subsystem handled file system locks. A local, unprivileged user could use this flaw to trigger a deadlock in the kernel, causing a denial of service on the system. CVE-2014-8559, Moderate A buffer overflow flaw was found in the way the Linux...

Unbreakable Enterprise kernel security update

kernel-uek 2.6.32-400.37.12uek - virtio-net: drop NETIFFFRAGLIST Jason Wang Orabug: 22145596 CVE-2015-5156...

Oracle Linux 7 : kernel (ELSA-2015-1978)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2015-1978 advisory. - netdrv virtio-net: drop NETIFFFRAGLIST Jason Wang 1247839 1247840 CVE-2015-5156 - fs dcache: dwalk might skip too much Denys Vlasenko 1173812 1173813...

Unbreakable Enterprise kernel security update

kernel-uek 3.8.13-98.5.2 - virtio-net: drop NETIFFFRAGLIST Jason Wang Orabug: 22145600 CVE-2015-5156 3.8.13-98.5.1 - netdev: fix NETIFFGSOUDPTUNNELBIT enum shift in i40e driver import Todd Vierling Orabug: 22066176...

RHEL 7 : kernel (RHSA-2015:1978)

Updated kernel packages that fix two security issues, several bugs, and add one enhancement are now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having Moderate security impact. Common Vulnerability Scoring System CVSS base scores, which give detaile...

kernel: buffer overflow with fraglist larger than MAX_SKB_FRAGS + 2 in virtio-net

A buffer overflow flaw was found in the way the Linux kernel's virtio-net subsystem handled certain fraglists when the GRO Generic Receive Offload functionality was enabled in a bridged network configuration. An attacker on the local network could potentially use this flaw to crash the system, or...

Moderate: Red Hat Security Advisory: kernel-rt security, bug fix, and enhancement update

Updated kernel-rt packages that fix two security issues, several bugs, and add one enhancement are now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having Moderate security impact. Common Vulnerability Scoring System CVSS base scores, which give...

kernel: buffer overflow with fraglist larger than MAX_SKB_FRAGS + 2 in virtio-net

A buffer overflow flaw was found in the way the Linux kernel's virtio-net subsystem handled certain fraglists when the GRO Generic Receive Offload functionality was enabled in a bridged network configuration. An attacker on the local network could potentially use this flaw to crash the system, or...