CVE-2022-0494 – kernel: information leak in scsi_ioctl()
https://notcve.org/view.php?id=CVE-2022-0494
25 Mar 2022 — A kernel information leak flaw was identified in the scsi_ioctl function in drivers/scsi/scsi_ioctl.c in the Linux kernel. This flaw allows a local attacker with a special user privilege (CAP_SYS_ADMIN or CAP_SYS_RAWIO) to create issues with confidentiality. Se ha identificado un fallo de filtrado de información del kernel en la función scsi_ioctl en el archivo drivers/scsi/scsi_ioctl.c en el kernel de Linux. este fallo permite a un atacante local con un privilegio de usuario especial (CAP_SYS_ADMIN o CAP_S... • https://bugzilla.redhat.com/show_bug.cgi?id=2039448 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor CWE-908: Use of Uninitialized Resource •
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 Mar 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 •
CVE-2021-4157 – kernel: Buffer overwrite in decode_nfs_fh function
https://notcve.org/view.php?id=CVE-2021-4157
25 Mar 2022 — An out of memory bounds write flaw (1 or 2 bytes of memory) in the Linux kernel NFS subsystem was found in the way users use mirroring (replication of files with NFS). A user, having access to the NFS mount, could potentially use this flaw to crash the system or escalate privileges on the system. Se encontró un fallo de escritura fuera de los límites de la memoria (1 o 2 bytes de memoria) en el subsistema NFS del kernel de Linux en la forma en que los usuarios usan el mirroring (replicación de archivos con ... • https://bugzilla.redhat.com/show_bug.cgi?id=2034342 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •
CVE-2021-4203 – kernel: Race condition in races in sk_peer_pid and sk_peer_cred accesses
https://notcve.org/view.php?id=CVE-2021-4203
25 Mar 2022 — A use-after-free read flaw was found in sock_getsockopt() in net/core/sock.c due to SO_PEERCRED and SO_PEERGROUPS race with listen() (and connect()) in the Linux kernel. In this flaw, an attacker with a user privileges may crash the system or leak internal kernel information. Se ha encontrado un fallo de lectura de uso de memoria previamente liberada en la función sock_getsockopt() en el archivo net/core/sock.c debido a la carrera de SO_PEERCRED y SO_PEERGROUPS con listen() (y connect()) en el kernel de Lin... • https://bugs.chromium.org/p/project-zero/issues/detail?id=2230&can=7&q=modified-after%3Atoday-30&sort=-modified&colspec=ID%20Type%20Status%20Priority%20Milestone%20Owner%20Summary%20Modified%20Cve&cells=tiles&redir=1 • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') CWE-416: Use After Free •
CVE-2021-4150
https://notcve.org/view.php?id=CVE-2021-4150
23 Mar 2022 — A use-after-free flaw was found in the add_partition in block/partitions/core.c in the Linux kernel. A local attacker with user privileges could cause a denial of service on the system. The issue results from the lack of code cleanup when device_add call fails when adding a partition to the disk. Se ha encontrado un fallo de uso de memoria previamente liberada en la función add_partition en el archivo block/partitions/core.c en el kernel de Linux. Un atacante local con privilegios de usuario podría causar u... • https://bugzilla.redhat.com/show_bug.cgi?id=2025938 • CWE-416: Use After Free •
CVE-2021-4148
https://notcve.org/view.php?id=CVE-2021-4148
23 Mar 2022 — A vulnerability was found in the Linux kernel's block_invalidatepage in fs/buffer.c in the filesystem. A missing sanity check may allow a local attacker with user privilege to cause a denial of service (DOS) problem. Se encontró una vulnerabilidad en la función block_invalidatepage del kernel de Linux en el archivo fs/buffer.c en el sistema de archivos. Una falta de comprobación de saneo puede permitir a un atacante local con privilegios de usuario causar un problema de denegación de servicio (DOS) • https://bugzilla.redhat.com/show_bug.cgi?id=2026487 • CWE-354: Improper Validation of Integrity Check Value •
CVE-2021-4149
https://notcve.org/view.php?id=CVE-2021-4149
23 Mar 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-2022-0854 – kernel: swiotlb information leak with DMA_FROM_DEVICE
https://notcve.org/view.php?id=CVE-2022-0854
23 Mar 2022 — A memory leak flaw was found in the Linux kernel’s DMA subsystem, in the way a user calls DMA_FROM_DEVICE. This flaw allows a local user to read random memory from the kernel space. Se ha encontrado un fallo de pérdida de memoria en el subsistema DMA del kernel de Linux, en la forma en que un usuario llama a DMA_FROM_DEVICE. Este fallo permite a un usuario local leer memoria aleatoria del espacio del kernel • https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/kernel/dma/swiotlb.c?h=v5.17-rc8&id=aa6f8dcbab473f3a3c7454b74caa46d36cdc5d13 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor CWE-401: Missing Release of Memory after Effective Lifetime •
CVE-2022-27666 – kernel: buffer overflow in IPsec ESP transformation code
https://notcve.org/view.php?id=CVE-2022-27666
23 Mar 2022 — A heap buffer overflow flaw was found in IPsec ESP transformation code in net/ipv4/esp4.c and net/ipv6/esp6.c. This flaw allows a local attacker with a normal user privilege to overwrite kernel heap objects and may cause a local privilege escalation threat. Se ha encontrado un fallo de desbordamiento del búfer de la pila en el código de transformación de IPsec ESP en net/ipv4/esp4.c y net/ipv6/esp6.c. Este fallo permite a un atacante local con un privilegio de usuario normal sobrescribir los objetos de la p... • https://github.com/plummm/CVE-2022-27666 • CWE-122: Heap-based Buffer Overflow CWE-787: Out-of-bounds Write •
CVE-2021-4197 – kernel: cgroup: Use open-time creds and namespace for migration perm checks
https://notcve.org/view.php?id=CVE-2021-4197
22 Mar 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 •