CVSS: 5.5EPSS: 0%CPEs: 3EXPL: 0CVE-2024-50170 – net: bcmasp: fix potential memory leak in bcmasp_xmit()
https://notcve.org/view.php?id=CVE-2024-50170
07 Nov 2024 — In the Linux kernel, the following vulnerability has been resolved: net: bcmasp: fix potential memory leak in bcmasp_xmit() The bcmasp_xmit() returns NETDEV_TX_OK without freeing skb in case of mapping fails, add dev_kfree_skb() to fix it. En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: bcmasp: corrige una posible pérdida de memoria en bcmasp_xmit(). bcmasp_xmit() devuelve NETDEV_TX_OK sin liberar skb en caso de que falle el mapeo, agregue dev_kfree_skb() para solucionarlo. In the Li... • https://git.kernel.org/stable/c/490cb412007de593e07c1d3e2b1ec4233886707c •
CVSS: 5.5EPSS: 0%CPEs: 3EXPL: 0CVE-2024-50169 – vsock: Update rx_bytes on read_skb()
https://notcve.org/view.php?id=CVE-2024-50169
07 Nov 2024 — In the Linux kernel, the following vulnerability has been resolved: vsock: Update rx_bytes on read_skb() Make sure virtio_transport_inc_rx_pkt() and virtio_transport_dec_rx_pkt() calls are balanced (i.e. virtio_vsock_sock::rx_bytes doesn't lie) after vsock_transport::read_skb(). While here, also inform the peer that we've freed up space and it has more credit. Failing to update rx_bytes after packet is dequeued leads to a warning on SOCK_STREAM recv(): [ 233.396654] rx_queue is empty, but rx_bytes is non-ze... • https://git.kernel.org/stable/c/634f1a7110b439c65fd8a809171c1d2d28bcea6f •
CVSS: 5.5EPSS: 0%CPEs: 8EXPL: 0CVE-2024-50168 – net/sun3_82586: fix potential memory leak in sun3_82586_send_packet()
https://notcve.org/view.php?id=CVE-2024-50168
07 Nov 2024 — In the Linux kernel, the following vulnerability has been resolved: net/sun3_82586: fix potential memory leak in sun3_82586_send_packet() The sun3_82586_send_packet() returns NETDEV_TX_OK without freeing skb in case of skb->len being too long, add dev_kfree_skb() to fix it. En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net/sun3_82586: corrige una posible pérdida de memoria en sun3_82586_send_packet(). sun3_82586_send_packet() devuelve NETDEV_TX_OK sin liberar skb en caso de que skb->... • https://git.kernel.org/stable/c/1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 •
CVSS: 5.5EPSS: 0%CPEs: 8EXPL: 0CVE-2024-50167 – be2net: fix potential memory leak in be_xmit()
https://notcve.org/view.php?id=CVE-2024-50167
07 Nov 2024 — In the Linux kernel, the following vulnerability has been resolved: be2net: fix potential memory leak in be_xmit() The be_xmit() returns NETDEV_TX_OK without freeing skb in case of be_xmit_enqueue() fails, add dev_kfree_skb_any() to fix it. En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: be2net: corrige una posible pérdida de memoria en be_xmit(). Be_xmit() devuelve NETDEV_TX_OK sin liberar skb en caso de que be_xmit_enqueue() falle, agregue dev_kfree_skb_any() para solucionarlo. In the L... • https://git.kernel.org/stable/c/760c295e0e8d982917d004c9095cff61c0cbd803 •
CVSS: 5.6EPSS: 0%CPEs: 3EXPL: 0CVE-2024-50166 – fsl/fman: Fix refcount handling of fman-related devices
https://notcve.org/view.php?id=CVE-2024-50166
07 Nov 2024 — In the Linux kernel, the following vulnerability has been resolved: fsl/fman: Fix refcount handling of fman-related devices In mac_probe() there are multiple calls to of_find_device_by_node(), fman_bind() and fman_port_bind() which takes references to of_dev->dev. Not all references taken by these calls are released later on error path in mac_probe() and in mac_remove() which lead to reference leaks. Add references release. En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: fsl/fman: se ha c... • https://git.kernel.org/stable/c/3933961682a30ae7d405cda344c040a129fea422 •
CVSS: 5.5EPSS: 0%CPEs: 2EXPL: 0CVE-2024-50165 – bpf: Preserve param->string when parsing mount options
https://notcve.org/view.php?id=CVE-2024-50165
07 Nov 2024 — In the Linux kernel, the following vulnerability has been resolved: bpf: Preserve param->string when parsing mount options In bpf_parse_param(), keep the value of param->string intact so it can be freed later. Otherwise, the kmalloc area pointed to by param->string will be leaked as shown below: unreferenced object 0xffff888118c46d20 (size 8): comm "new_name", pid 12109, jiffies 4295580214 hex dump (first 8 bytes): 61 6e 79 00 38 c9 5c 7e any.8.\~ backtrace (crc e1b7f876): [<00000000c6848ac7>] kmemleak_allo... • https://git.kernel.org/stable/c/6c1752e0b6ca8c7021d6da3926738d8d88f601a9 •
CVSS: 7.1EPSS: 0%CPEs: 9EXPL: 0CVE-2024-50164 – bpf: Fix overloading of MEM_UNINIT's meaning
https://notcve.org/view.php?id=CVE-2024-50164
07 Nov 2024 — In the Linux kernel, the following vulnerability has been resolved: bpf: Fix overloading of MEM_UNINIT's meaning Lonial reported an issue in the BPF verifier where check_mem_size_reg() has the following code: if (!tnum_is_const(reg->var_off)) /* For unprivileged variable accesses, disable raw * mode so that the program is required to * initialize all the memory that the helper could * just partially fill up. */ meta = NULL; This means that writes are not checked when the register containing the size of the ... • https://git.kernel.org/stable/c/7b3552d3f9f6897851fc453b5131a967167e43c2 •
CVSS: 5.5EPSS: 0%CPEs: 5EXPL: 0CVE-2024-50163 – bpf: Make sure internal and UAPI bpf_redirect flags don't overlap
https://notcve.org/view.php?id=CVE-2024-50163
07 Nov 2024 — In the Linux kernel, the following vulnerability has been resolved: bpf: Make sure internal and UAPI bpf_redirect flags don't overlap The bpf_redirect_info is shared between the SKB and XDP redirect paths, and the two paths use the same numeric flag values in the ri->flags field (specifically, BPF_F_BROADCAST == BPF_F_NEXTHOP). This means that if skb bpf_redirect_neigh() is used with a non-NULL params argument and, subsequently, an XDP redirect is performed using the same bpf_redirect_info struct, the XDP p... • https://git.kernel.org/stable/c/e624d4ed4aa8cc3c69d1359b0aaea539203ed266 •
CVSS: 5.5EPSS: 0%CPEs: 5EXPL: 0CVE-2024-50162 – bpf: devmap: provide rxq after redirect
https://notcve.org/view.php?id=CVE-2024-50162
07 Nov 2024 — In the Linux kernel, the following vulnerability has been resolved: bpf: devmap: provide rxq after redirect rxq contains a pointer to the device from where the redirect happened. Currently, the BPF program that was executed after a redirect via BPF_MAP_TYPE_DEVMAP* does not have it set. This is particularly bad since accessing ingress_ifindex, e.g. SEC("xdp") int prog(struct xdp_md *pkt) { return bpf_redirect_map(&dev_redirect_map, 0, 0); } SEC("xdp/devmap") int prog_after_redirect(struct xdp_md *pkt) { bpf... • https://git.kernel.org/stable/c/cb261b594b4108668e00f565184c7c221efe0359 •
CVSS: 5.5EPSS: 0%CPEs: 2EXPL: 0CVE-2024-50161 – bpf: Check the remaining info_cnt before repeating btf fields
https://notcve.org/view.php?id=CVE-2024-50161
07 Nov 2024 — In the Linux kernel, the following vulnerability has been resolved: bpf: Check the remaining info_cnt before repeating btf fields When trying to repeat the btf fields for array of nested struct, it doesn't check the remaining info_cnt. The following splat will be reported when the value of ret * nelems is greater than BTF_FIELDS_MAX: ------------[ cut here ]------------ UBSAN: array-index-out-of-bounds in ../kernel/bpf/btf.c:3951:49 index 11 is out of range for type 'btf_field_info [11]' CPU: 6 UID: 0 PID: ... • https://git.kernel.org/stable/c/64e8ee814819f21beeeda00d4119221443d77992 •