CVE-2018-6555 – Ubuntu Security Notice USN-3776-1
https://notcve.org/view.php?id=CVE-2018-6555
04 Sep 2018 — The irda_setsockopt function in net/irda/af_irda.c and later in drivers/staging/irda/net/af_irda.c in the Linux kernel before 4.17 allows local users to cause a denial of service (ias_object use-after-free and system crash) or possibly have unspecified other impact via an AF_IRDA socket. La función irda_setsockopt en net/irda/af_irda.c y siguientes en drivers/staging/irda/net/af_irda.c en el kernel de Linux en versiones anteriores a la 4.17 permite que usuarios locales provoquen una denegación de servicio (... • http://www.securityfocus.com/bid/105304 • CWE-416: Use After Free •
CVE-2018-15594 – kernel: Mishandling of indirect calls weakens Spectre mitigation for paravirtual guests
https://notcve.org/view.php?id=CVE-2018-15594
20 Aug 2018 — arch/x86/kernel/paravirt.c in the Linux kernel before 4.18.1 mishandles certain indirect calls, which makes it easier for attackers to conduct Spectre-v2 attacks against paravirtual guests. arch/x86/kernel/paravirt.c en el kernel de Linux en versiones anteriores a la 4.18.1 maneja incorrectamente algunas llamadas indirectas, lo que hace que sea más fácil para los atacantes realizar ataques Spectre-v2 contra guests paravirtuales. It was found that paravirt_patch_call/jump() functions in the arch/x86/kernel/p... • http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5800dc5c19f34e6e03b5adab1282535cb102fafd • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor •
CVE-2018-15572 – Ubuntu Security Notice USN-3776-1
https://notcve.org/view.php?id=CVE-2018-15572
20 Aug 2018 — The spectre_v2_select_mitigation function in arch/x86/kernel/cpu/bugs.c in the Linux kernel before 4.18.1 does not always fill RSB upon a context switch, which makes it easier for attackers to conduct userspace-userspace spectreRSB attacks. La función spectre_v2_select_mitigation en arch/x86/kernel/cpu/bugs.c en el kernel de Linux en versiones anteriores a la 4.18.1 no siempre completa RSB en un cambio de contexto, lo que hace que sea más fácil para los atacantes realizar ataques spectreRSB espacio de usuar... • http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=fdf82a7856b32d905c39afc85e34364491e46346 •
CVE-2018-7754
https://notcve.org/view.php?id=CVE-2018-7754
10 Aug 2018 — The aoedisk_debugfs_show function in drivers/block/aoe/aoeblk.c in the Linux kernel through 4.16.4rc4 allows local users to obtain sensitive address information by reading "ffree: " lines in a debugfs file. La función aoedisk_debugfs_show en drivers/block/aoe/aoeblk.c en el kernel de Linux hasta la versión 4.16.4rc4 permite que usuarios locales obtengan información sensible de direcciones mediante la lectura de líneas "ffree: " en un archivo debugfs. • https://elixir.bootlin.com/linux/v4.16-rc4/source/drivers/block/aoe/aoeblk.c#L421 • CWE-532: Insertion of Sensitive Information into Log File •
CVE-2018-5995 – Ubuntu Security Notice USN-5343-1
https://notcve.org/view.php?id=CVE-2018-5995
07 Aug 2018 — The pcpu_embed_first_chunk function in mm/percpu.c in the Linux kernel through 4.14.14 allows local users to obtain sensitive address information by reading dmesg data from a "pages/cpu" printk call. La función pcpu_embed_first_chunk en mm/percpu.c en el kernel de Linux hasta la versión 4.14.14 permite que usuarios locales obtengan información sensible de direcciones leyendo datos dmesg desde una llamada printk "pages/cpu". Yiqi Sun and Kevin Wang discovered that the cgroups implementation in the Linux kern... • http://www.securityfocus.com/bid/105049 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor •
CVE-2018-5953
https://notcve.org/view.php?id=CVE-2018-5953
07 Aug 2018 — The swiotlb_print_info function in lib/swiotlb.c in the Linux kernel through 4.14.14 allows local users to obtain sensitive address information by reading dmesg data from a "software IO TLB" printk call. La función swiotlb_print_info en lib/swiotlb.c en el kernel de Linux hasta la versión 4.14.14 permite que usuarios locales obtengan información sensible de direcciones leyendo datos dmesg desde una llamada printk "software IO TLB". • http://www.securityfocus.com/bid/105045 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor •
CVE-2018-10883 – kernel: stack-out-of-bounds write in jbd2_journal_dirty_metadata function
https://notcve.org/view.php?id=CVE-2018-10883
30 Jul 2018 — A flaw was found in the Linux kernel's ext4 filesystem. A local user can cause an out-of-bounds write in jbd2_journal_dirty_metadata(), a denial of service, and a system crash by mounting and operating on a crafted ext4 filesystem image. Se ha encontrado un error en el sistema de archivos ext4 del kernel de Linux. Un usuario local puede provocar una escritura fuera de límites en jbd2_journal_dirty_metadata, una denegación de servicio (DoS) y un cierre inesperado del sistema montando y operando una imagen de... • https://access.redhat.com/errata/RHSA-2018:2948 • CWE-787: Out-of-bounds Write •
CVE-2018-14734 – kernel: use-after-free in ucma_leave_multicast in drivers/infiniband/core/ucma.c
https://notcve.org/view.php?id=CVE-2018-14734
29 Jul 2018 — drivers/infiniband/core/ucma.c in the Linux kernel through 4.17.11 allows ucma_leave_multicast to access a certain data structure after a cleanup step in ucma_process_join, which allows attackers to cause a denial of service (use-after-free). drivers/infiniband/core/ucma.c en el kernel de Linux hasta la versión 4.17.11 permite que ucma_leave_multicast acceda a cierta estructura de datos tras un paso de limpieza en ucma_process_join, lo que permite que los atacantes provoquen una denegación de servicio (uso ... • http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cb2595c1393b4a5211534e6f0a0fbad369e21ad8 • CWE-416: Use After Free •
CVE-2018-14612 – Ubuntu Security Notice USN-4094-1
https://notcve.org/view.php?id=CVE-2018-14612
27 Jul 2018 — An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in btrfs_root_node() when mounting a crafted btrfs image, because of a lack of chunk block group mapping validation in btrfs_read_block_groups in fs/btrfs/extent-tree.c, and a lack of empty-tree checks in check_leaf in fs/btrfs/tree-checker.c. Se ha descubierto un problema en el kernel de Linux hasta la versión 4.17.10. Hay una desreferencia de puntero no válido en btrfs_root_node() cuando se monta una image... • http://www.securityfocus.com/bid/104917 • CWE-476: NULL Pointer Dereference •
CVE-2018-14610 – Ubuntu Security Notice USN-4094-1
https://notcve.org/view.php?id=CVE-2018-14610
27 Jul 2018 — An issue was discovered in the Linux kernel through 4.17.10. There is out-of-bounds access in write_extent_buffer() when mounting and operating a crafted btrfs image, because of a lack of verification that each block group has a corresponding chunk at mount time, within btrfs_read_block_groups in fs/btrfs/extent-tree.c. Se ha descubierto un problema en el kernel de Linux hasta la versión 4.17.10. Existe un acceso fuera de límites en write_extent_buffer() cuando se monta y opera una imagen btrfs manipulada d... • http://www.securityfocus.com/bid/104917 • CWE-125: Out-of-bounds Read CWE-787: Out-of-bounds Write •