100 matches found
Double free
A use-after-free flaw was found in vhostnetsetbackend in drivers/vhost/net.c in virtio network subcomponent in the Linux kernel due to a double fget. This flaw could allow a local attacker to crash the system, and could even lead to a kernel information leak problem...
CVE-2023-1838
The CVE-2023-1838 entry centers on a use-after-free flaw in the Linux kernel’s vhost_net_set_backend (drivers/vhost/net.c, virtio network subcomponent) caused by a double fget. This can allow a local attacker to crash the system and potentially leak kernel information. Connected documents (Astra ...
CVE-2023-1838
A use-after-free flaw was found in vhostnetsetbackend in drivers/vhost/net.c in virtio network subcomponent in the Linux kernel due to a double fget. This flaw could allow a local attacker to crash the system, and could even lead to a kernel information leak problem...
CVE-2023-1838
A use-after-free flaw was found in vhostnetsetbackend in drivers/vhost/net.c in virtio network subcomponent in the Linux kernel due to a double fget. This flaw could allow a local attacker to crash the system, and could even lead to a kernel information leak problem...
CVE-2023-1838
A use-after-free flaw was found in vhostnetsetbackend in drivers/vhost/net.c in virtio network subcomponent in the Linux kernel due to a double fget. This flaw could allow a local attacker to crash the system, and could even lead to a kernel information leak problem...
SUSE CVE-2013-4149
Buffer overflow in virtionetload function in net/virtio-net.c in QEMU 1.3.0 through 1.7.x before 1.7.2 might allow remote attackers to execute arbitrary code via a large MAC table...
AZL-35157 CVE-2022-26353 affecting package qemu for versions less than 6.2.0-18
A flaw was found in the virtio-net device of QEMU. This flaw was inadvertently introduced with the fix for CVE-2021-3748, which forgot to unmap the cached virtqueue elements on error, leading to memory leakage and other unexpected results. Affected QEMU version: 6.2.0...
UBUNTU-CVE-2022-26353
A flaw was found in the virtio-net device of QEMU. This flaw was inadvertently introduced with the fix for CVE-2021-3748, which forgot to unmap the cached virtqueue elements on error, leading to memory leakage and other unexpected results. Affected QEMU version: 6.2.0...
PT-2025-25999
Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference bug has been identified in the Linux kernel, specifically in the tap driver. The issue occurs when the skb-dev field is null, which is required by the dev pars...
OPENSUSE-SU-2021:1461-1 Security update for qemu
This update for qemu fixes the following issues: Security issues fixed: - CVE-2021-3713: Fix out-of-bounds write in UAS USB Attached SCSI device emulation bsc1189702 - CVE-2021-3748: Fix heap use-after-free in virtionetreceivercu bsc1189938 Non-security issues fixed: - Add transfer length item in...
CVE-2021-36147
An issue was discovered in ACRN before 2.5. It allows a devicemodel/hw/pci/virtio/virtionet.c virtionetpingrxq NULL pointer dereference for vq-used...
CVE-2021-36147
An issue was discovered in ACRN before 2.5. It allows a devicemodel/hw/pci/virtio/virtionet.c virtionetpingrxq NULL pointer dereference for vq-used...
USN-4135-1: Linux kernel vulnerabilities | Cloud Foundry
Severity High Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 16.04 Description Peter Pi discovered a buffer overflow in the virtio network backend vhostnet implementation in the Linux kernel. An attacker in a guest may be able to use this to cause a denial of service host OS crash or...
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...
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...
DEBIAN-CVE-2015-5156
The virtnetprobe function in drivers/net/virtionet.c in the Linux kernel before 4.2 attempts to support a FRAGLIST feature without proper memory allocation, which allows guest OS users to cause a denial of service buffer overflow and memory corruption via a crafted sequence of fragmented packets...
qemu: virtio-net: buffer overflow on invalid state load
Integer signedness error in the virtionetload function in hw/net/virtio-net.c in QEMU 1.x before 1.7.2 allows remote attackers to execute arbitrary code via a crafted savevm image, which triggers a buffer overflow...
qemu: virtio-net: out-of-bounds buffer write on invalid state load
The virtionetload function in hw/net/virtio-net.c in QEMU 1.5.0 through 1.7.x before 1.7.2 allows remote attackers to cause a denial of service or possibly execute arbitrary code via vectors in which the value of currqueues is greater than maxqueues, which triggers an out-of-bounds write...
qemu: virtio-net: buffer overflow on invalid state load
Integer signedness error in the virtionetload function in hw/net/virtio-net.c in QEMU 1.x before 1.7.2 allows remote attackers to execute arbitrary code via a crafted savevm image, which triggers a buffer overflow...
