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 a tcp fraglist segmentation issue in the net:gso subsystem, which could lead to a null pointer dereference...

CBL Mariner 2.0 Security Update: kernel (CVE-2024-43897)

"The version of kernel installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-43897 advisory. - In the Linux kernel, the following vulnerability has been resolved: net: drop bad gso csumstart and offset ...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Fix showrcutaskstracegpkthread buffer overflow CVE-2024-38577 In the Linux kernel, the following vulnerability has been resolved: ima: Fix use-after-free on a dentry's dname.name CVE-2024-39494 In the...

CVE-2024-43897

In the Linux kernel, the following vulnerability has been resolved: net: drop bad gso csumstart and offset in virtionethdr Tighten csumstart and csumoffset checks in virtionethdrtoskb for GSO packets. The function already checks that a checksum requested with VIRTIONETHDRFNEEDSCSUM is in skb...

CVE-2024-43897

In the Linux kernel, the following vulnerability has been resolved: net: drop bad gso csumstart and offset in virtionethdr Tighten csumstart and csumoffset checks in virtionethdrtoskb for GSO packets. The function already checks that a checksum requested with VIRTIONETHDRFNEEDSCSUM is in skb...

CVE-2024-43897

In the Linux kernel, the following vulnerability has been resolved: net: drop bad gso csumstart and offset in virtionethdr Tighten csumstart and csumoffset checks in virtionethdrtoskb for GSO packets. The function already checks that a checksum requested with VIRTIONETHDRFNEEDSCSUM is in skb...

CVE-2024-43897

CVE-2024-43897 (Linux kernel) : The issue stems from improper validation of GSO (TCP/TSO) input in virtio_net_hdr processing. The kernel’s net/virtio_net_hdr_to_skb checks for checksum fields (csum_start and csum_offset) were insufficient for GSO segs, allowing a bad input path to reach skb_check...

CVE-2024-43897 net: drop bad gso csum_start and offset in virtio_net_hdr

In the Linux kernel, the following vulnerability has been resolved: net: drop bad gso csumstart and offset in virtionethdr Tighten csumstart and csumoffset checks in virtionethdrtoskb for GSO packets. The function already checks that a checksum requested with VIRTIONETHDRFNEEDSCSUM is in skb...

CVE-2024-43897 net: drop bad gso csum_start and offset in virtio_net_hdr

In the Linux kernel, the following vulnerability has been resolved: net: drop bad gso csumstart and offset in virtionethdr Tighten csumstart and csumoffset checks in virtionethdrtoskb for GSO packets. The function already checks that a checksum requested with VIRTIONETHDRFNEEDSCSUM is in skb...

CVE-2024-43897 net: drop bad gso csum_start and offset in virtio_net_hdr

In the Linux kernel, the following vulnerability has been resolved: net: drop bad gso csumstart and offset in virtionethdr Tighten csumstart and csumoffset checks in virtionethdrtoskb for GSO packets. The function already checks that a checksum requested with VIRTIONETHDRFNEEDSCSUM is in skb...

CVE-2024-43897

In the Linux kernel, the following vulnerability has been resolved: net: drop bad gso csumstart and offset in virtionethdr Tighten csumstart and csumoffset checks in virtionethdrtoskb for GSO packets. The function already checks that a checksum requested with VIRTIONETHDRFNEEDSCSUM is in skb...

CVE-2022-48936

CVE-2022-48936 is rejected by the CVE Assignment Authority and is not a valid active vulnerability entry.

SUSE 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...

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...

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 +...

Medium: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: netlink: annotate lockless accesses to nlk-maxrecvmsglen CVE-2023-53824 In the Linux kernel, the following vulnerability has been resolved: md: fix kmemleak of rdev-serial CVE-2024-26900 In the Linux kernel, the...

SUSE CVE-2024-36933

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 +...

CVE-2024-36933

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 +...

CVE-2024-36933

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 +...

UBUNTU-CVE-2024-36929

In the Linux kernel, the following vulnerability has been resolved: net: core: reject skbcopyexpand for fraglist GSO skbs SKBGSOFRAGLIST skbs must not be linearized, otherwise they become invalid. Return NULL if such an skb is passed to skbcopy or skbcopyexpand, in order to prevent a crash on a...