CVE-2024-49947

In the Linux kernel, the following vulnerability has been resolved: net: test for not too small csumstart in virtionethdrtoskb syzbot was able to trigger this warning 1, after injecting a malicious packet through afpacket, setting skb-csumstart and thus the transport header to an incorrect value...

DEBIAN-CVE-2024-49949

In the Linux kernel, the following vulnerability has been resolved: net: avoid potential underflow in qdiscpktleninit with UFO After commit 7c6d2ecbda83 "net: be more gentle about silly gso requests coming from user" virtionethdrtoskb had sanity check to detect malicious attempts from user space ...

CVE-2024-49948

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...

DEBIAN-CVE-2024-49888

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a sdiv overflow issue Zac Ecob reported a problem where a bpf program may cause kernel crash due to the following error: Oops: divide error: 0000 1 PREEMPT SMP KASAN PTI The failure is due to the below signed divide:...

DEBIAN-CVE-2024-49864

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix a race between socket set up and I/O thread creation In rxrpcopensocket, it sets up the socket and then sets up the I/O thread that will handle it. This is a problem, however, as there's a gap between the two phases in...

UBUNTU-CVE-2024-49948

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...

UBUNTU-CVE-2024-49947

In the Linux kernel, the following vulnerability has been resolved: net: test for not too small csumstart in virtionethdrtoskb syzbot was able to trigger this warning 1, after injecting a malicious packet through afpacket, setting skb-csumstart and thus the transport header to an incorrect value...

UBUNTU-CVE-2024-49864

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix a race between socket set up and I/O thread creation In rxrpcopensocket, it sets up the socket and then sets up the I/O thread that will handle it. This is a problem, however, as there's a gap between the two phases in...

CVE-2024-50001 net/mlx5: Fix error path in multi-packet WQE transmit

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix error path in multi-packet WQE transmit Remove the erroneous unmap in case no DMA mapping was established The multi-packet WQE transmit code attempts to obtain a DMA mapping for the skb. This could fail, e.g. under...

CVE-2024-50001

The CVE 2024-50001 entry affects the Linux kernel, specifically the net/mlx5 multi-packet WQE transmit path. The code that obtains a DMA mapping for the skb may fail under memory pressure; in the error path it erroneously unmaps one entry from the sq’s FIFO list of active mappings. Since the mapp...

CVE-2024-50001 net/mlx5: Fix error path in multi-packet WQE transmit

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix error path in multi-packet WQE transmit Remove the erroneous unmap in case no DMA mapping was established The multi-packet WQE transmit code attempts to obtain a DMA mapping for the skb. This could fail, e.g. under...

CVE-2024-49997 net: ethernet: lantiq_etop: fix memory disclosure

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: lantiqetop: fix memory disclosure When applying padding, the buffer is not zeroed, which results in memory disclosure. The mentioned data is observed on the wire. This patch uses skbputpadto to pad Ethernet frames...

CVE-2024-49949 net: avoid potential underflow in qdisc_pkt_len_init() with UFO

In the Linux kernel, the following vulnerability has been resolved: net: avoid potential underflow in qdiscpktleninit with UFO After commit 7c6d2ecbda83 "net: be more gentle about silly gso requests coming from user" virtionethdrtoskb had sanity check to detect malicious attempts from user space ...

CVE-2024-49949 net: avoid potential underflow in qdisc_pkt_len_init() with UFO

In the Linux kernel, the following vulnerability has been resolved: net: avoid potential underflow in qdiscpktleninit with UFO After commit 7c6d2ecbda83 "net: be more gentle about silly gso requests coming from user" virtionethdrtoskb had sanity check to detect malicious attempts from user space ...

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 ...

CVE-2024-49949 net: avoid potential underflow in qdisc_pkt_len_init() with UFO

In the Linux kernel, the following vulnerability has been resolved: net: avoid potential underflow in qdiscpktleninit with UFO After commit 7c6d2ecbda83 "net: be more gentle about silly gso requests coming from user" virtionethdrtoskb had sanity check to detect malicious attempts from user space ...

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-2024-49947

CVE-2024-49947 affects the Linux kernel net stack, specifically a vulnerability in virtio_net_hdr_to_skb() where an incorrectly set skb->csum_start could place the transport header before or after the network header when processing injected packets via af_packet. Syzbot-triggered warnings show...

CVE-2024-49947 net: test for not too small csum_start in virtio_net_hdr_to_skb()

In the Linux kernel, the following vulnerability has been resolved: net: test for not too small csumstart in virtionethdrtoskb syzbot was able to trigger this warning 1, after injecting a malicious packet through afpacket, setting skb-csumstart and thus the transport header to an incorrect value...