CVE-2022-42720 – kernel: use-after-free in bss_ref_get in net/wireless/scan.c
https://notcve.org/view.php?id=CVE-2022-42720
13 Oct 2022 — Various refcounting bugs in the multi-BSS handling in the mac80211 stack in the Linux kernel 5.1 through 5.19.x before 5.19.16 could be used by local attackers (able to inject WLAN frames) to trigger use-after-free conditions to potentially execute code. Varios errores de recuento en el manejo de multi-BSS en la pila mac80211 en el kernel de Linux versiones 5.1 hasta 5.19.14, podrían ser usados por atacantes locales (capaces de inyectar tramas WLAN) para desencadenar condiciones de uso de memoria previament... • http://packetstormsecurity.com/files/169951/Kernel-Live-Patch-Security-Notice-LSN-0090-1.html • CWE-416: Use After Free •
CVE-2022-42721 – kernel: BSS list corruption in cfg80211_add_nontrans_list in net/wireless/scan.c
https://notcve.org/view.php?id=CVE-2022-42721
13 Oct 2022 — A list management bug in BSS handling in the mac80211 stack in the Linux kernel 5.1 through 5.19.x before 5.19.16 could be used by local attackers (able to inject WLAN frames) to corrupt a linked list and, in turn, potentially execute code. Un error de administración de listas en el manejo de BSS en la pila mac80211 en el kernel de Linux versiones 5.1 hasta 5.19.14, podría ser usado por atacantes locales (capaces de inyectar tramas WLAN) para corromper una lista enlazada y, a su vez, ejecutar potencialmente... • http://packetstormsecurity.com/files/169951/Kernel-Live-Patch-Security-Notice-LSN-0090-1.html • CWE-20: Improper Input Validation CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') •
CVE-2022-42722 – kernel: Denial of service in beacon protection for P2P-device
https://notcve.org/view.php?id=CVE-2022-42722
13 Oct 2022 — In the Linux kernel 5.8 through 5.19.x before 5.19.16, local attackers able to inject WLAN frames into the mac80211 stack could cause a NULL pointer dereference denial-of-service attack against the beacon protection of P2P devices. En el kernel de Linux versiones 5.8 hasta 5.19.14, los atacantes locales capaces de inyectar tramas WLAN en la pila mac80211 podían causar un ataque de denegación de servicio por desreferencia de puntero NULL contra la protección de balizas de los dispositivos P2P A flaw was foun... • http://packetstormsecurity.com/files/169951/Kernel-Live-Patch-Security-Notice-LSN-0090-1.html • CWE-476: NULL Pointer Dereference CWE-705: Incorrect Control Flow Scoping •
CVE-2022-42703 – kernel: use-after-free related to leaf anon_vma double reuse
https://notcve.org/view.php?id=CVE-2022-42703
09 Oct 2022 — mm/rmap.c in the Linux kernel before 5.19.7 has a use-after-free related to leaf anon_vma double reuse. El archivo mm/rmap.c en el kernel de Linux versiones anteriores a 5.19.7, presenta un uso de memoria previamente liberada relacionado con un doble reúso de la hoja anon_vma A memory leak flaw with use-after-free capability was found in the Linux kernel. The VMA mm/rmap.c functionality in the is_mergeable_anon_vma() function continuously forks, using memory operations to trigger an incorrect reuse of leaf ... • https://github.com/Squirre17/hbp-attack-demo • CWE-416: Use After Free •
CVE-2022-41848
https://notcve.org/view.php?id=CVE-2022-41848
30 Sep 2022 — drivers/char/pcmcia/synclink_cs.c in the Linux kernel through 5.19.12 has a race condition and resultant use-after-free if a physically proximate attacker removes a PCMCIA device while calling ioctl, aka a race condition between mgslpc_ioctl and mgslpc_detach. El archivo drivers/char/pcmcia/synclink_cs.c en el kernel de Linux versiones hasta 5.19.12, presenta una condición de carrera y un uso de memoria previamente liberada resultante si un atacante físicamente próximo elimina un dispositivo PCMCIA mientras... • https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/char/pcmcia/synclink_cs.c • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') CWE-416: Use After Free •
CVE-2022-41849
https://notcve.org/view.php?id=CVE-2022-41849
30 Sep 2022 — drivers/video/fbdev/smscufx.c in the Linux kernel through 5.19.12 has a race condition and resultant use-after-free if a physically proximate attacker removes a USB device while calling open(), aka a race condition between ufx_ops_open and ufx_usb_disconnect. El archivo drivers/video/fbdev/smscufx.c en el kernel de Linux versiones hasta 5.19.12, presenta una condición de carrera y un uso de memoria previamente liberada resultante si un atacante físicamente cercano elimina un dispositivo USB mientras llama a... • https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5610bcfe8693c02e2e4c8b31427f1bdbdecc839c • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') CWE-416: Use After Free •
CVE-2022-41850
https://notcve.org/view.php?id=CVE-2022-41850
30 Sep 2022 — roccat_report_event in drivers/hid/hid-roccat.c in the Linux kernel through 5.19.12 has a race condition and resultant use-after-free in certain situations where a report is received while copying a report->value is in progress. La función roccat_report_event en el archivo drivers/hid/hid-roccat.c en el kernel de Linux versiones hasta 5.19.12, presenta una condición de carrera y un uso de memoria previamente liberada resultante en determinadas situaciones en las que es recibido un informe mientras está sien... • https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cacdb14b1c8d3804a3a7d31773bc7569837b71a4 • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') CWE-416: Use After Free •
CVE-2022-3303
https://notcve.org/view.php?id=CVE-2022-3303
27 Sep 2022 — A race condition flaw was found in the Linux kernel sound subsystem due to improper locking. It could lead to a NULL pointer dereference while handling the SNDCTL_DSP_SYNC ioctl. A privileged local user (root or member of the audio group) could use this flaw to crash the system, resulting in a denial of service condition Se ha encontrado un fallo de condición de carrera en el subsistema de sonido del kernel de Linux debido a un bloqueo inapropiado. Podría conllevar a una desreferencia de puntero NULL mientr... • https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8423f0b6d513b259fdab9c9bf4aaa6188d054c2d • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') CWE-667: Improper Locking •
CVE-2022-2785 – Arbitrary Memory read in BPF Linux Kernel
https://notcve.org/view.php?id=CVE-2022-2785
23 Sep 2022 — There exists an arbitrary memory read within the Linux Kernel BPF - Constants provided to fill pointers in structs passed in to bpf_sys_bpf are not verified and can point anywhere, including memory not owned by BPF. An attacker with CAP_BPF can arbitrarily read memory from anywhere on the system. We recommend upgrading past commit 86f44fcec22c Se presenta una lectura de memoria arbitraria dentro del BPF del Kernel de Linux - Las constantes proporcionadas para rellenar los punteros en los structs pasados a b... • https://git.kernel.org/bpf/bpf/c/86f44fcec22c • CWE-125: Out-of-bounds Read •
CVE-2022-41218 – kernel: Report vmalloc UAF in dvb-core/dmxdev
https://notcve.org/view.php?id=CVE-2022-41218
21 Sep 2022 — In drivers/media/dvb-core/dmxdev.c in the Linux kernel through 5.19.10, there is a use-after-free caused by refcount races, affecting dvb_demux_open and dvb_dmxdev_release. En el archivo drivers/media/dvb-core/dmxdev.c en el kernel de Linux versiones hasta 5.19.10, se presenta un uso de memoria previamente liberada causado por refcount races, que afecta a dvb_demux_open y dvb_dmxdev_release A use-after-free flaw was found in the Linux kernel’s dvb-core subsystem (DVB API used by Digital TV devices) in how a... • https://github.com/Tobey123/CVE-2022-41218 • CWE-416: Use After Free •