
CVE-2022-0330 – kernel: possible privileges escalation due to missing TLB flush
https://notcve.org/view.php?id=CVE-2022-0330
10 Feb 2022 — A random memory access flaw was found in the Linux kernel's GPU i915 kernel driver functionality in the way a user may run malicious code on the GPU. This flaw allows a local user to crash the system or escalate their privileges on the system. Se ha encontrado un fallo de acceso aleatorio a la memoria en la funcionalidad del controlador del kernel de la GPU i915 de Linux en la forma en que un usuario puede ejecutar código malicioso en la GPU. Este fallo permite a un usuario local bloquear el sistema o escal... • http://www.openwall.com/lists/oss-security/2022/11/30/1 • CWE-281: Improper Preservation of Permissions •

CVE-2022-0435 – kernel: remote stack overflow via kernel panic on systems using TIPC may lead to DoS
https://notcve.org/view.php?id=CVE-2022-0435
10 Feb 2022 — A stack overflow flaw was found in the Linux kernel's TIPC protocol functionality in the way a user sends a packet with malicious content where the number of domain member nodes is higher than the 64 allowed. This flaw allows a remote user to crash the system or possibly escalate their privileges if they have access to the TIPC network. Se ha encontrado un fallo de desbordamiento de pila en la funcionalidad del protocolo TIPC del kernel de Linux en la forma en que un usuario envía un paquete con contenido m... • https://github.com/wlswotmd/CVE-2022-0435 • CWE-787: Out-of-bounds Write •

CVE-2022-0487 – Ubuntu Security Notice USN-6014-1
https://notcve.org/view.php?id=CVE-2022-0487
04 Feb 2022 — A use-after-free vulnerability was found in rtsx_usb_ms_drv_remove in drivers/memstick/host/rtsx_usb_ms.c in memstick in the Linux kernel. In this flaw, a local attacker with a user privilege may impact system Confidentiality. This flaw affects kernel versions prior to 5.14 rc1. Se ha encontrado una vulnerabilidad de uso de memoria previamente liberada en la función rtsx_usb_ms_drv_remove en el archivo drivers/memstick/host/rtsx_usb_ms.c en memstick en el kernel de Linux. En este fallo, un atacante local co... • https://bugzilla.redhat.com/show_bug.cgi?id=2044561 • CWE-416: Use After Free •

CVE-2022-24448 – kernel: nfs_atomic_open() returns uninitialized data instead of ENOTDIR
https://notcve.org/view.php?id=CVE-2022-24448
04 Feb 2022 — An issue was discovered in fs/nfs/dir.c in the Linux kernel before 5.16.5. If an application sets the O_DIRECTORY flag, and tries to open a regular file, nfs_atomic_open() performs a regular lookup. If a regular file is found, ENOTDIR should occur, but the server instead returns uninitialized data in the file descriptor. Se ha detectado un problema en el archivo fs/nfs/dir.c en el kernel de Linux versiones anteriores a 5.16.5. Si una aplicación establece la bandera O_DIRECTORY, y trata de abrir un archivo r... • https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.5 • CWE-755: Improper Handling of Exceptional Conditions CWE-908: Use of Uninitialized Resource •

CVE-2022-0264 – Ubuntu Security Notice USN-5337-1
https://notcve.org/view.php?id=CVE-2022-0264
04 Feb 2022 — A vulnerability was found in the Linux kernel's eBPF verifier when handling internal data structures. Internal memory locations could be returned to userspace. A local attacker with the permissions to insert eBPF code to the kernel can use this to leak internal kernel memory details defeating some of the exploit mitigations in place for the kernel. This flaws affects kernel versions < v5.16-rc6 Se encontró una vulnerabilidad en el verificador eBPF del kernel de Linux cuando son manejados estructuras de dato... • https://bugzilla.redhat.com/show_bug.cgi?id=2041547 • CWE-755: Improper Handling of Exceptional Conditions •

CVE-2021-4149 – Ubuntu Security Notice USN-6014-1
https://notcve.org/view.php?id=CVE-2021-4149
25 Jan 2022 — A vulnerability was found in btrfs_alloc_tree_b in fs/btrfs/extent-tree.c in the Linux kernel due to an improper lock operation in btrfs. In this flaw, a user with a local privilege may cause a denial of service (DOS) due to a deadlock problem. Se encontró una vulnerabilidad en la función btrfs_alloc_tree_b en el archivo fs/btrfs/extent-tree.c en el kernel de Linux debido a una operación de bloqueo inapropiada en btrfs. En este fallo, un usuario con privilegio local puede causar una denegación de servicio (... • https://bugzilla.redhat.com/show_bug.cgi?id=2026485 • CWE-667: Improper Locking •

CVE-2021-4202 – Ubuntu Security Notice USN-5265-1
https://notcve.org/view.php?id=CVE-2021-4202
25 Jan 2022 — A use-after-free flaw was found in nci_request in net/nfc/nci/core.c in NFC Controller Interface (NCI) in the Linux kernel. This flaw could allow a local attacker with user privileges to cause a data race problem while the device is getting removed, leading to a privilege escalation problem. Se encontró un fallo de uso de memoria previamente liberada en la función nci_request en el archivo net/nfc/nci/core.c en NFC Controller Interface (NCI) en el kernel de Linux. este fallo podría permitir a un atacante lo... • http://www.openwall.com/lists/oss-security/2022/06/01/2 • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') CWE-416: Use After Free •

CVE-2021-4135 – Ubuntu Security Notice USN-5337-1
https://notcve.org/view.php?id=CVE-2021-4135
25 Jan 2022 — A memory leak vulnerability was found in the Linux kernel's eBPF for the Simulated networking device driver in the way user uses BPF for the device such that function nsim_map_alloc_elem being called. A local user could use this flaw to get unauthorized access to some data. Se ha encontrado una vulnerabilidad de pérdida de memoria en el eBPF del kernel de Linux para el controlador del dispositivo de red simulado en la forma en que el usuario usa el BPF para el dispositivo, de manera que es llamado a la func... • https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=481221775d53 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor CWE-401: Missing Release of Memory after Effective Lifetime •

CVE-2021-4197 – kernel: cgroup: Use open-time creds and namespace for migration perm checks
https://notcve.org/view.php?id=CVE-2021-4197
25 Jan 2022 — An unprivileged write to the file handler flaw in the Linux kernel's control groups and namespaces subsystem was found in the way users have access to some less privileged process that are controlled by cgroups and have higher privileged parent process. It is actually both for cgroup2 and cgroup1 versions of control groups. A local user could use this flaw to crash the system or escalate their privileges on the system. Se encontró un fallo de escritura no privilegiado en el manejador de archivos en el subsi... • https://bugzilla.redhat.com/show_bug.cgi?id=2035652 • CWE-287: Improper Authentication •

CVE-2022-0322 – kernel: DoS in sctp_addto_chunk in net/sctp/sm_make_chunk.c
https://notcve.org/view.php?id=CVE-2022-0322
25 Jan 2022 — A flaw was found in the sctp_make_strreset_req function in net/sctp/sm_make_chunk.c in the SCTP network protocol in the Linux kernel with a local user privilege access. In this flaw, an attempt to use more buffer than is allocated triggers a BUG_ON issue, leading to a denial of service (DOS). Se ha encontrado un fallo en la función sctp_make_strreset_req en el archivo net/sctp/sm_make_chunk.c en el protocolo de red SCTP en el kernel de Linux con un acceso de privilegio de usuario local. En este fallo, un in... • https://bugzilla.redhat.com/show_bug.cgi?id=2042822 • CWE-681: Incorrect Conversion between Numeric Types CWE-704: Incorrect Type Conversion or Cast •