CVE-2023-52889

In the Linux kernel, the following vulnerability has been resolved: apparmor: Fix null pointer deref when receiving skb during sock creation The panic below is observed when receiving ICMP packets with secmark set while an ICMP raw socket is being created. SKCTXsk-label is updated in...

AZL-47841 CVE-2023-52889 affecting package kernel for versions less than 5.15.167.1-1

In the Linux kernel, the following vulnerability has been resolved: apparmor: Fix null pointer deref when receiving skb during sock creation The panic below is observed when receiving ICMP packets with secmark set while an ICMP raw socket is being created. SKCTXsk-label is updated in...

UBUNTU-CVE-2024-42281

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a segment issue when downgrading gsosize Linearize the skb when downgrading gsosize because it may trigger a BUGON later when the skb is segmented as described in 1,2...

CVE-2024-42281 bpf: Fix a segment issue when downgrading gso_size

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a segment issue when downgrading gsosize Linearize the skb when downgrading gsosize because it may trigger a BUGON later when the skb is segmented as described in 1,2...

CVE-2024-42281 bpf: Fix a segment issue when downgrading gso_size

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a segment issue when downgrading gsosize Linearize the skb when downgrading gsosize because it may trigger a BUGON later when the skb is segmented as described in 1,2...

CVE-2023-52889 apparmor: Fix null pointer deref when receiving skb during sock creation

In the Linux kernel, the following vulnerability has been resolved: apparmor: Fix null pointer deref when receiving skb during sock creation The panic below is observed when receiving ICMP packets with secmark set while an ICMP raw socket is being created. SKCTXsk-label is updated in...

Amazon Linux 2 : kernel (ALASKERNEL-5.10-2024-065)

The version of kernel installed on the remote host is prior to 5.10.219-208.866. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.10-2024-065 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: Fix potential...

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 originates in the wifi:rtw89 module in the WoW functionality, where the size of the skbuff is incorrectly set and may...

kernel: ipv6: Fix potential uninit-value access in __ip6_make_skb()

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix potential uninit-value access in ip6makeskb As it was done in commit fc1092f51567 "ipv4: Fix uninit-value access in ipmakeskb" for IPv4, check FLOWIFLAGKNOWNNH on fl6-flowi6flags instead of testing HDRINCL on the socket...

kernel: net: bridge: xmit: make sure we have at least eth header len bytes

A vulnerability was found in the Linux kernel in the net: bridge component, where the xmit function in the bridge device could trigger an uninitialized value error if a short skb less than the required ETHHLEN bytes is sent. This condition could cause unexpected behavior due to insufficient check...

kernel: net: bridge: xmit: make sure we have at least eth header len bytes

A vulnerability was found in the Linux kernel in the net: bridge component, where the xmit function in the bridge device could trigger an uninitialized value error if a short skb less than the required ETHHLEN bytes is sent. This condition could cause unexpected behavior due to insufficient check...

SUSE SLES15: kernel-azure / kernel-azure-devel / kernel-devel-azure / etc (SUSE-SU-2024:2896-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2024:2896-1 advisory. The SUSE Linux Enterprise 15 SP6 Azure kernel was updated to receive various security bugfixes. The following security bugs were...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service. Red Hat Product Security has rated this update as...

kernel: net/sched: act_ct: fix skb leak and crash on ooo frags

A memory leak flaw and potential kernel crash were found in the Linux kernel’s Conntrack module. This issue occurs when Conntrack is being used by a local user for a specific configuration, and both fragmented packets are received remotely and out of order. This flaw allows a local or remote user...

kernel: net: bridge: xmit: make sure we have at least eth header len bytes

A vulnerability was found in the Linux kernel in the net: bridge component, where the xmit function in the bridge device could trigger an uninitialized value error if a short skb less than the required ETHHLEN bytes is sent. This condition could cause unexpected behavior due to insufficient check...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: tcp: fix a signed-integer-overflow bug in tcpaddbacklog CVE-2022-50865 In the Linux kernel, the following vulnerability has been resolved: genirq/cpuhotplug, x86/vector: Prevent vector leak during CPU offline...

kernel: net: bridge: xmit: make sure we have at least eth header len bytes

A vulnerability was found in the Linux kernel in the net: bridge component, where the xmit function in the bridge device could trigger an uninitialized value error if a short skb less than the required ETHHLEN bytes is sent. This condition could cause unexpected behavior due to insufficient check...

kernel: ipvlan: Dont Use skb->sk in ipvlan_process_v{4,6}_outbound

In the Linux kernel, the following vulnerability has been resolved: ipvlan: Dont Use skb-sk in ipvlanprocessv4,6outbound Raw packet from PFPACKET socket ontop of an IPv6-backed ipvlan device will hit WARNONONCE in skmcloop through schdirectxmit path. WARNING: CPU: 2 PID: 0 at net/core/sock.c:775...

kernel: nsh: Restore skb->{protocol,data,mac_header} for outer header in nsh_gso_segment().

In the Linux kernel, the following vulnerability has been resolved: nsh: Restore skb-protocol,data,macheader for outer header in nshgsosegment. syzbot triggered various splats see 0 and links by a crafted GSO packet of VIRTIONETHDRGSOUDP layering the following protocols: ETHP8021AD + ETHPNSH +...

kernel: net: amd-xgbe: Fix skb data length underflow

In the Linux kernel, the following vulnerability has been resolved: net: amd-xgbe: Fix skb data length underflow There will be BUGON triggered in include/linux/skbuff.h leading to intermittent kernel panic, when the skb length underflow is detected. Fix this by dropping the packet if such length...