CVE-2017-15119

The Network Block Device NBD server in Quick Emulator QEMU before 2.11 is vulnerable to a denial of service issue. It could occur if a client sent large option requests, making the server waste CPU time on reading up to 4GB per request. A client could use this flaw to keep the NBD server from...

UBUNTU-CVE-2017-15119

The Network Block Device NBD server in Quick Emulator QEMU before 2.11 is vulnerable to a denial of service issue. It could occur if a client sent large option requests, making the server waste CPU time on reading up to 4GB per request. A client could use this flaw to keep the NBD server from...

openSUSE: Security Advisory for qemu (openSUSE-SU-2017:2941-1)

The remote host is missing an update for the Copyright C 2017 Greenbone Networks GmbH 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-or-later This program is free software; you can...

Medium: kernel

Issue Overview: The xenbiovecphysmergeable function in drivers/xen/biomerge.c in Xen might allow local OS guest users to corrupt block device data streams and consequently obtain sensitive memory information, cause a denial of service, or gain host OS privileges by leveraging incorrect block IO...

openSUSE Security Update : the Linux Kernel (openSUSE-2017-1062) (BlueBorne)

The openSUSE Leap 42.2 kernel was updated to 4.4.87 to receive various security and bugfixes. The following security bugs were fixed : - CVE-2017-1000251: The native Bluetooth stack in the Linux Kernel BlueZ was vulnerable to a stack overflow vulnerability in the processing of L2CAP configuration...

MGASA-2017-0342 Updated kernel packages fix security vulnerabilities

This kernel update is based on upstream 4.9.50 and fixes at least the following security issues: net/xfrm/xfrmpolicy.c in the Linux kernel through 4.12.3, when CONFIGXFRMMIGRATE is enabled, does not ensure that the dir value of xfrmuserpolicyid is XFRMPOLICYMAX or less, which allows local users t...

MGASA-2017-0347 Updated kernel-linus packages fix security vulnerabilities

This kernel-öinus update is based on upstream 4.4.88 and fixes at least the following security issues: net/xfrm/xfrmpolicy.c in the Linux kernel through 4.12.3, when CONFIGXFRMMIGRATE is enabled, does not ensure that the dir value of xfrmuserpolicyid is XFRMPOLICYMAX or less, which allows local...

Updated kernel-tmb packages fix security vulnerabilities

This kernel-tmb update is based on upstream 4.9.50 and fixes at least the following security issues: net/xfrm/xfrmpolicy.c in the Linux kernel through 4.12.3, when CONFIGXFRMMIGRATE is enabled, does not ensure that the dir value of xfrmuserpolicyid is XFRMPOLICYMAX or less, which allows local use...

Updated kernel-linus packages fix security vulnerabilities

This kernel-linus update is based on upstream 4.9.50 and fixes at least the following security issues: net/xfrm/xfrmpolicy.c in the Linux kernel through 4.12.3, when CONFIGXFRMMIGRATE is enabled, does not ensure that the dir value of xfrmuserpolicyid is XFRMPOLICYMAX or less, which allows local...

Qemu: qemu-nbd crashes due to undefined I/O coroutine

An assertion-failure flaw was found in the Network Block Device NBD server's initial connection negotiation, where the I/O coroutine was undefined. This could crash the qemu-nbd server if a client sent unexpected data during connection negotiation. A remote user or process could use this flaw to...

CVE-2017-12134

The xenbiovecphysmergeable function in drivers/xen/biomerge.c in Xen might allow local OS guest users to corrupt block device data streams and consequently obtain sensitive memory information, cause a denial of service, or gain host OS privileges by leveraging incorrect block IO merge-ability...

CVE-2017-12134

The xenbiovecphysmergeable function in drivers/xen/biomerge.c in Xen might allow local OS guest users to corrupt block device data streams and consequently obtain sensitive memory information, cause a denial of service, or gain host OS privileges by leveraging incorrect block IO merge-ability...

CVE-2017-12134

The CVE-2017-12134 issue affects Xen when Linux runs in a Xen PV domain on x86 and may cause a denial of service or arbitrary code execution due to incorrect merging of block I/O requests in xen_biovec_phys_mergeable (drivers/xen/biomerge.c). Public advisories (Debian, Fedora, Gentoo, Cloud Found...

CVE-2017-12134

The xenbiovecphysmergeable function in drivers/xen/biomerge.c in Xen might allow local OS guest users to corrupt block device data streams and consequently obtain sensitive memory information, cause a denial of service, or gain host OS privileges by leveraging incorrect block IO merge-ability...

CVE-2017-12134

The xenbiovecphysmergeable function in drivers/xen/biomerge.c in Xen might allow local OS guest users to corrupt block device data streams and consequently obtain sensitive memory information, cause a denial of service, or gain host OS privileges by leveraging incorrect block IO merge-ability...

CVE-2017-12134

The xenbiovecphysmergeable function in drivers/xen/biomerge.c in Xen might allow local OS guest users to corrupt block device data streams and consequently obtain sensitive memory information, cause a denial of service, or gain host OS privileges by leveraging incorrect block IO merge-ability...

Moderate: Red Hat Security Advisory: qemu-kvm security update

An update for qemu-kvm is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

Qemu: qemu-nbd: server breaks with SIGPIPE upon client abort

Quick Emulator QEMU built with the Network Block Device NBD Server support is vulnerable to a crash via a SIGPIPE signal. The crash can occur if a client aborts a connection due to any failure during negotiation or read operation. A remote user/process could use this flaw to crash the qemu-nbd...

Qemu: nbd: segmentation fault due to client non-negotiation

Quick Emulator QEMU built with Network Block Device NBD Server support was vulnerable to a null-pointer dereference issue. The flaw could occur when releasing a client that was not initialized due to failed negotiation. A remote user or process could exploit this flaw to crash the qemu-nbd server...

Qemu: nbd: oob stack write in client routine drop_sync

A stack buffer overflow flaw was found in the Quick Emulator QEMU built with the Network Block Device NBD client support. The flaw could occur while processing server's response to a 'NBDOPTLIST' request. A malicious NBD server could use this issue to crash a remote NBD client resulting in DoS or...