UBUNTU-CVE-2022-49096

In the Linux kernel, the following vulnerability has been resolved: net: sfc: add missing xdp queue reinitialization After rx/tx ring buffer size is changed, kernel panic occurs when it acts XDPTX or XDPREDIRECT. When tx/rx ring buffer size is changedethtool -G, sfc driver reallocates and...

UBUNTU-CVE-2022-49227

In the Linux kernel, the following vulnerability has been resolved: igc: avoid kernel warning when changing RX ring parameters Calling ethtool changing the RX ring parameters like this: $ ethtool -G eth0 rx 1024 on igc triggers kernel warnings like this: 225.198467 ------------ cut here...

CVE-2022-49695 igb: fix a use-after-free issue in igb_clean_tx_ring

In the Linux kernel, the following vulnerability has been resolved: igb: fix a use-after-free issue in igbcleantxring Fix the following use-after-free bug in igbcleantxring routine when the NIC is running in XDP mode. The issue can be triggered redirecting traffic into the igb NIC and then closin...

CVE-2022-49695 igb: fix a use-after-free issue in igb_clean_tx_ring

In the Linux kernel, the following vulnerability has been resolved: igb: fix a use-after-free issue in igbcleantxring Fix the following use-after-free bug in igbcleantxring routine when the NIC is running in XDP mode. The issue can be triggered redirecting traffic into the igb NIC and then closin...

CVE-2022-49695 igb: fix a use-after-free issue in igb_clean_tx_ring

In the Linux kernel, the following vulnerability has been resolved: igb: fix a use-after-free issue in igbcleantxring Fix the following use-after-free bug in igbcleantxring routine when the NIC is running in XDP mode. The issue can be triggered redirecting traffic into the igb NIC and then closin...

CVE-2022-49695

The CVE-2022-49695 entry affects the Linux kernel igb driver (igb_clean_tx_ring) and is a use-after-free bug triggered when the NIC is in XDP mode. The issue can occur when traffic is redirected to the igb NIC and the device is closed while traffic is flowing. It has been fixed in the kernel (see...

CVE-2022-49695

In the Linux kernel, the following vulnerability has been resolved: igb: fix a use-after-free issue in igbcleantxring Fix the following use-after-free bug in igbcleantxring routine when the NIC is running in XDP mode. The issue can be triggered redirecting traffic into the igb NIC and then closin...

CVE-2022-49687 virtio_net: fix xdp_rxq_info bug after suspend/resume

In the Linux kernel, the following vulnerability has been resolved: virtionet: fix xdprxqinfo bug after suspend/resume The following sequence currently causes a driver bug warning when using virtionet: ip link set eth0 up echo mem /sys/power/state or e.g. rtcwake -s 10 -m mem ip link set eth0 dow...

CVE-2022-49096

The CVE-2022-49096 issue in the Linux kernel affects the sfc (Solarflare) network driver: after ethtool -G changes to rx/tx ring buffer sizes, the driver reallocates/reinitializes queues but fails to reinitialize the XDP TX queues (efx->xdp_tx_queues). This can lead to the XDP path using an un...

CVE-2022-49096 net: sfc: add missing xdp queue reinitialization

In the Linux kernel, the following vulnerability has been resolved: net: sfc: add missing xdp queue reinitialization After rx/tx ring buffer size is changed, kernel panic occurs when it acts XDPTX or XDPREDIRECT. When tx/rx ring buffer size is changedethtool -G, sfc driver reallocates and...

CVE-2022-49096 net: sfc: add missing xdp queue reinitialization

In the Linux kernel, the following vulnerability has been resolved: net: sfc: add missing xdp queue reinitialization After rx/tx ring buffer size is changed, kernel panic occurs when it acts XDPTX or XDPREDIRECT. When tx/rx ring buffer size is changedethtool -G, sfc driver reallocates and...

CVE-2022-49096 net: sfc: add missing xdp queue reinitialization

In the Linux kernel, the following vulnerability has been resolved: net: sfc: add missing xdp queue reinitialization After rx/tx ring buffer size is changed, kernel panic occurs when it acts XDPTX or XDPREDIRECT. When tx/rx ring buffer size is changedethtool -G, sfc driver reallocates and...

CVE-2022-49096

In the Linux kernel, the following vulnerability has been resolved: net: sfc: add missing xdp queue reinitialization After rx/tx ring buffer size is changed, kernel panic occurs when it acts XDPTX or XDPREDIRECT. When tx/rx ring buffer size is changedethtool -G, sfc driver reallocates and...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from igc not properly logging out of xdprxqinfo when changing the RX ring parameter, resulting in a kernel warnin...

Linux kernel 资源管理错误漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A resource management error vulnerability exists in Linux kernel that stems from a post-release reuse issue with igbcleantxring in XDP mode...

The vulnerability of the xdp component in the Linux operating system’s kernel allows a hacker to gain elevated privileges within the system.

The vulnerability of the xdp component in the Linux operating system’s kernel relates to the ability to utilize memory after it is freed, within the xdpunregmemmodel function. Exploiting this vulnerability can allow an attacker to increase their privileges within the system...

Linux kernel bnxt driver code issue vulnerability

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. The Linux kernel suffers from a code issue vulnerability that stems from the bnxt driver not properly recalculating network device characteristics after XDP is disabled, which...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bonding: Unnecessary warnings and logs from bondxdpgetxmitslave have been fixed. syzbot reported a warning in bondxdpgetxmitslave. To reproduce this issue1, one bonding device bond1 should have xdpdrv, which increases...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: xdp: fixed an invalid wait context in pagepoolDestroy If the driver uses a page pool, it creates a page pool using pagepoolcreate. The reference count of the page pool is 1 by default. A page pool will only be destroyed when the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bpf: Ensure that the internal and UAPI bpfredirect flags do not overlap. The bpfredirectinfo is shared between the SKB and XDP redirection paths. Both paths use the same numerical flag values in the ri-flags field specifically,...