CVE-2024-49948 net: add more sanity checks to qdisc_pkt_len_init()

In the Linux kernel, the following vulnerability has been resolved: net: add more sanity checks to qdiscpktleninit One path takes care of SKBGSODODGY, assuming skb-len is bigger than hdrlen. virtionethdrtoskb does not fully dissect TCP headers, it only make sure it is at least 20 bytes. It is...

CVE-2024-49949

CVE-2024-49949 is a Linux kernel vulnerability in net: qdisc_pkt_len_init() under UFO where crafted GSO can underflow hdr_len and skb->len, risking a kernel crash in fq_codel. Fixes were applied via patches after commits that added sanity checks in virtio_net_hdr_to_skb and counting transport ...

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 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

The CVE-2024-43897 entry concerns the Linux kernel net/virtio_net_hdr handling for GSO. The fix tightens csum_start and csum_offset checks in virtio_net_hdr_to_skb for GSO packets, ensuring that a checksum requested via VIRTIO_NET_HDR_F_NEEDS_CSUM is valid in the skb after segmentation. The patch...

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 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-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 +...