Apple macOS < 10.14.5 / iOS < 12.3 XNU - 'in6_pcbdetach' Stale Pointer Use-After-Free

Reproduction Repros on 10.14.3 when run as root. It may need multiple tries to trigger. $ clang -o in6selectsrc in6selectsrc.cc $ while 1; do sudo ./in6selectsrc; done res0: 3 res1: 0 res1.5: -1 // failure expected here res2: 0 done ... crash Explanation The following snippet is taken from...

kernel: Use-after-free due to race condition in AF_PACKET implementation

A use-after-free flaw can occur in the Linux kernel due to a race condition between packetdobind and packetnotifier functions called for an AFPACKET socket. An unprivileged, local user could use this flaw to induce kernel memory corruption on the system, leading to an unresponsive system or to a...

kernel: use-after-free in ucma_leave_multicast in drivers/infiniband/core/ucma.c

A flaw was found in the Linux Kernel in the ucmaleavemulticast function in drivers/infiniband/core/ucma.c which allows access to a certain data structure after freeing it in ucmaprocessjoin. This allows an attacker to cause a use-after-free bug and to induce kernel memory corruption, leading to a...

Security Advisory 0040

Security Advisory 0040 PDF Date: April 16th, 2019 Last Updated: April 29th, 2019 Version: 1.1 Revision | Date | Changes ---|---|--- 1.0 | April 16th, 2019 | Initial Release 1.1 | April 29th, 2019 | Updated with CVE reference and mitigation for impacted versions The CVE-ID tracking this issue is...

CVE-2019-0044 Junos OS: SRX5000 series: Kernel crash (vmcore) upon receipt of a specific packet on fxp0 interface

Receipt of a specific packet on the out-of-band management interface fxp0 may cause the system to crash and restart vmcore. By continuously sending a specially crafted packet to the fxp0 interface, an attacker can repetitively crash the rpd process causing prolonged Denial of Service DoS. Affecte...

Junos OS: SRX5000 series: Kernel crash (vmcore) upon receipt of a specific packet on fxp0 interface

Receipt of a specific packet on the out-of-band management interface fxp0 may cause the system to crash and restart vmcore. By continuously sending a specially crafted packet to the fxp0 interface, an attacker can repetitively crash the rpd process causing prolonged Denial of Service DoS. Affecte...

Kernel update: Virtuozzo ReadyKernel patch 76.0 for Virtuozzo 7.0 Update 9 and Virtuozzo Infrastructure Platform 2.5

The cumulative Virtuozzo ReadyKernel patch was updated with stability fixes. The patch applies to the kernel 3.10.0-862.20.2.vz7.73.29 Virtuozzo 7.0 Update 9 and Virtuozzo Infrastructure Platform 2.5. Vulnerability id: PSBM-93047, VSTOR-20922 fusekiopcs: kernel crash in processpcsinitreply caused...

kernel: Missing length check of payload in net/sctp/sm_make_chunk.c:_sctp_make_chunk() function allows denial of service

An error in the "sctpmakechunk" function net/sctp/smmakechunk.c when handling SCTP, packet length can be exploited by a malicious local user to cause a kernel crash and a DoS...

Nouveau Display Driver Remote Denial of Service

Summary A remote denial-of-service vulnerability exists in the way the Nouveau display driver the default Ubuntu Nvidia display driver handles GPU shader execution. A specially crafted pixel shader can cause remote denial-of-service issues. An attacker can provide a specially crafted website to...

CVE-2019-9111

The msm gpu driver for custom Linux kernels on the Xiaomi perseus-p-oss MIX 3 device through 2018-11-26 has an integer overflow and OOPS because of missing checks of the count argument in sdeevtlogfilterwrite in drivers/gpu/drm/msm/sdedbg.c. This is exploitable for a device crash via a syscall by...

PT-2019-5609 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel versions up to 3.10 Description: A denial of service situation can be created by an attacker with local access via a NULL pointer dereference in the ovl posix acl create function in fs/overlayfs/dir.c. This allows attackers who c...

kernel: Use-after-free due to race condition in AF_PACKET implementation

A use-after-free flaw can occur in the Linux kernel due to a race condition between packetdobind and packetnotifier functions called for an AFPACKET socket. An unprivileged, local user could use this flaw to induce kernel memory corruption on the system, leading to an unresponsive system or to a...

Virtuozzo 7 : readykernel-patch (VZA-2019-004)

According to the version of the vzkernel package and the readykernel-patch installed, the Virtuozzo installation on the remote host is affected by the following vulnerabilities : - A flaw was found in the implementation of ebtables in the Linux kernel. A local attacker in a container could exploi...

Virtuozzo 7 : readykernel-patch (VZA-2019-001)

According to the version of the vzkernel package and the readykernel-patch installed, the Virtuozzo installation on the remote host is affected by the following vulnerabilities : - A flaw was found in the implementation of ebtables in the Linux kernel. A local attacker in a container could exploi...

Kernel security update: Virtuozzo ReadyKernel patch 70.0 for Virtuozzo 7.0.8 and 7.0.8 HF1

The cumulative Virtuozzo ReadyKernel patch was updated with security and stability fixes. The patch applies to Virtuozzo kernels 3.10.0-862.9.1.vz7.63.3 7.0.8 and 3.10.0-862.11.6.vz7.64.7 7.0.8 HF1. Vulnerability id: PSBM-90803 A flaw was found in the implementation of ebtables in the Linux kerne...

Junos OS: Kernel crash after processing specific incoming packet to the out of band management interface (JSA10911)

According to its self-reported version number, the remote Juniper Junos device is affected by a denial of service vulnerability. The Junos OS kernel crashes after processing a specific incoming packet to the out of band management interface such as fxp0, me0, em0, vme0 destined for another addres...

CVE-2019-0011

The Junos OS kernel crashes after processing a specific incoming packet to the out of band management interface such as fxp0, me0, em0, vme0 destined for another address. By continuously sending this type of packet, an attacker can repeatedly crash the kernel causing a sustained Denial of Service...

CVE-2019-0011

The Junos OS kernel crashes after processing a specific incoming packet to the out of band management interface such as fxp0, me0, em0, vme0 destined for another address. By continuously sending this type of packet, an attacker can repeatedly crash the kernel causing a sustained Denial of Service...

Design/Logic Flaw

The Junos OS kernel crashes after processing a specific incoming packet to the out of band management interface such as fxp0, me0, em0, vme0 destined for another address. By continuously sending this type of packet, an attacker can repeatedly crash the kernel causing a sustained Denial of Service...

CVE-2019-0011 Junos OS: Kernel crash after processing specific incoming packet to the out of band management interface (CVE-2019-0011)

The Junos OS kernel crashes after processing a specific incoming packet to the out of band management interface such as fxp0, me0, em0, vme0 destined for another address. By continuously sending this type of packet, an attacker can repeatedly crash the kernel causing a sustained Denial of Service...