CVSS: 5.5EPSS: 0%CPEs: 5EXPL: 0CVE-2024-26737 – bpf: Fix racing between bpf_timer_cancel_and_free and bpf_timer_cancel
https://notcve.org/view.php?id=CVE-2024-26737
03 Apr 2024 — In the Linux kernel, the following vulnerability has been resolved: bpf: Fix racing between bpf_timer_cancel_and_free and bpf_timer_cancel The following race is possible between bpf_timer_cancel_and_free and bpf_timer_cancel. It will lead a UAF on the timer->timer. bpf_timer_cancel(); spin_lock(); t = timer->time; spin_unlock(); bpf_timer_cancel_and_free(); spin_lock(); t = timer->timer; timer->timer = NULL; spin_unlock(); hrtimer_cancel(&t->timer); kfree(t); ... • https://git.kernel.org/stable/c/b00628b1c7d595ae5b544e059c27b1f5828314b4 • CWE-416: Use After Free •
CVSS: 5.5EPSS: 0%CPEs: 7EXPL: 0CVE-2024-26736 – afs: Increase buffer size in afs_update_volume_status()
https://notcve.org/view.php?id=CVE-2024-26736
03 Apr 2024 — In the Linux kernel, the following vulnerability has been resolved: afs: Increase buffer size in afs_update_volume_status() The max length of volume->vid value is 20 characters. So increase idbuf[] size up to 24 to avoid overflow. Found by Linux Verification Center (linuxtesting.org) with SVACE. [DH: Actually, it's 20 + NUL, so increase it to 24 and use snprintf()] En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: afs: aumenta el tamaño del búfer en afs_update_volume_status() La longitu... • https://git.kernel.org/stable/c/d2ddc776a4581d900fc3bdc7803b403daae64d88 •
CVSS: 5.5EPSS: 0%CPEs: 8EXPL: 0CVE-2024-26735 – ipv6: sr: fix possible use-after-free and null-ptr-deref
https://notcve.org/view.php?id=CVE-2024-26735
03 Apr 2024 — In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: fix possible use-after-free and null-ptr-deref The pernet operations structure for the subsystem must be registered before registering the generic netlink family. En el kernel de Linux se ha resuelto la siguiente vulnerabilidad: ipv6:sr: corrige posible use-after-free y null-ptr-deref La estructura de operaciones pernet para el subsystem debe registrarse antes de registrar la familia netlink genérica. A use-after-free flaw was f... • https://git.kernel.org/stable/c/915d7e5e5930b4f01d0971d93b9b25ed17d221aa • CWE-416: Use After Free CWE-476: NULL Pointer Dereference •
CVSS: 5.5EPSS: 0%CPEs: 3EXPL: 0CVE-2024-26734 – devlink: fix possible use-after-free and memory leaks in devlink_init()
https://notcve.org/view.php?id=CVE-2024-26734
03 Apr 2024 — In the Linux kernel, the following vulnerability has been resolved: devlink: fix possible use-after-free and memory leaks in devlink_init() The pernet operations structure for the subsystem must be registered before registering the generic netlink family. Make an unregister in case of unsuccessful registration. En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: devlink: corrige posibles pérdidas de memoria y use-after-free en devlink_init() La estructura de operaciones pernet para el subS... • https://git.kernel.org/stable/c/687125b5799cd5120437fa455cfccbe8537916ff •
CVSS: 5.5EPSS: 0%CPEs: 6EXPL: 0CVE-2024-26733 – arp: Prevent overflow in arp_req_get().
https://notcve.org/view.php?id=CVE-2024-26733
03 Apr 2024 — In the Linux kernel, the following vulnerability has been resolved: arp: Prevent overflow in arp_req_get(). syzkaller reported an overflown write in arp_req_get(). [0] When ioctl(SIOCGARP) is issued, arp_req_get() looks up an neighbour entry and copies neigh->ha to struct arpreq.arp_ha.sa_data. The arp_ha here is struct sockaddr, not struct sockaddr_storage, so the sa_data buffer is just 14 bytes. In the splat below, 2 bytes are overflown to the next int field, arp_flags. We initialise the field just ... • https://git.kernel.org/stable/c/1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 • CWE-122: Heap-based Buffer Overflow •
CVSS: 5.5EPSS: 0%CPEs: 2EXPL: 0CVE-2024-26732 – net: implement lockless setsockopt(SO_PEEK_OFF)
https://notcve.org/view.php?id=CVE-2024-26732
03 Apr 2024 — In the Linux kernel, the following vulnerability has been resolved: net: implement lockless setsockopt(SO_PEEK_OFF) syzbot reported a lockdep violation [1] involving af_unix support of SO_PEEK_OFF. Since SO_PEEK_OFF is inherently not thread safe (it uses a per-socket sk_peek_off field), there is really no point to enforce a pointless thread safety in the kernel. After this patch : - setsockopt(SO_PEEK_OFF) no longer acquires the socket lock. - skb_consume_udp() no longer has to acquire the socket lock... • https://git.kernel.org/stable/c/859051dd165ec6cc915f0f2114699021144fd249 •
CVSS: 5.5EPSS: 0%CPEs: 5EXPL: 0CVE-2024-26731 – bpf, sockmap: Fix NULL pointer dereference in sk_psock_verdict_data_ready()
https://notcve.org/view.php?id=CVE-2024-26731
03 Apr 2024 — In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix NULL pointer dereference in sk_psock_verdict_data_ready() syzbot reported the following NULL pointer dereference issue [1]: BUG: kernel NULL pointer dereference, address: 0000000000000000 [...] RIP: 0010:0x0 [...] Call Trace:
CVSS: 7.7EPSS: 0%CPEs: 3EXPL: 0CVE-2024-26730 – hwmon: (nct6775) Fix access to temperature configuration registers
https://notcve.org/view.php?id=CVE-2024-26730
03 Apr 2024 — In the Linux kernel, the following vulnerability has been resolved: hwmon: (nct6775) Fix access to temperature configuration registers The number of temperature configuration registers does not always match the total number of temperature registers. This can result in access errors reported if KASAN is enabled. BUG: KASAN: global-out-of-bounds in nct6775_probe+0x5654/0x6fe9 nct6775_core En el kernel de Linux se ha resuelto la siguiente vulnerabilidad: hwmon: (nct6775) Arreglar el acceso a los registros d... • https://git.kernel.org/stable/c/b7f1f7b2523a6a4382f12fe953380b847b80e09d •
CVSS: 5.5EPSS: 0%CPEs: 2EXPL: 0CVE-2024-26729 – drm/amd/display: Fix potential null pointer dereference in dc_dmub_srv
https://notcve.org/view.php?id=CVE-2024-26729
03 Apr 2024 — In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix potential null pointer dereference in dc_dmub_srv Fixes potential null pointer dereference warnings in the dc_dmub_srv_cmd_list_queue_execute() and dc_dmub_srv_is_hw_pwr_up() functions. In both functions, the 'dc_dmub_srv' variable was being dereferenced before it was checked for null. This could lead to a null pointer dereference if 'dc_dmub_srv' is null. The fix is to check if 'dc_dmub_srv' is null before dereferen... • https://git.kernel.org/stable/c/028bac5834495f4f4036bf8b3206fcdafe99a393 •
CVSS: 7.3EPSS: 0%CPEs: 2EXPL: 0CVE-2024-26728 – drm/amd/display: fix null-pointer dereference on edid reading
https://notcve.org/view.php?id=CVE-2024-26728
03 Apr 2024 — In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix null-pointer dereference on edid reading Use i2c adapter when there isn't aux_mode in dc_link to fix a null-pointer derefence that happens when running igt@kms_force_connector_basic in a system with DCN2.1 and HDMI connector detected as below: [ +0.178146] BUG: kernel NULL pointer dereference, address: 00000000000004c0 [ +0.000010] #PF: supervisor read access in kernel mode [ +0.000005] #PF: error_code(0x0000) - n... • https://git.kernel.org/stable/c/0e859faf8670a78ce206977dcf1a31a0231e9ca5 •