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CVSS: 4.3EPSS: 0%CPEs: 6EXPL: 0

28 Jul 2022 — An information leak flaw was found in NFS over RDMA in the net/sunrpc/xprtrdma/rpc_rdma.c in the Linux Kernel. This flaw allows an attacker with normal user privileges to leak kernel information. Se ha encontrado un fallo de filtrado de información en NFS sobre RDMA en el archivo net/sunrpc/xprtrdma/rpc_rdma.c en el Kernel de Linux. Este fallo permite a un atacante privilegiado de usuario normales filtrar información del kernel • https://access.redhat.com/security/cve/CVE-2022-0812 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor •

CVSS: 5.5EPSS: 0%CPEs: 22EXPL: 0

28 Jul 2022 — A use-after-free flaw was found in fs/ext4/namei.c:dx_insert_block() in the Linux kernel’s filesystem sub-component. This flaw allows a local attacker with a user privilege to cause a denial of service. Se ha detectado un fallo de uso de memoria previamente liberada en el archivo fs/ext4/namei.c:dx_insert_block() en el subcomponente del sistema de archivos del kernel de Linux. Este fallo permite a un atacante local con privilegios de usuario causar una denegación de servicio • https://access.redhat.com/security/cve/CVE-2022-1184 • CWE-416: Use After Free •

CVSS: 5.5EPSS: 0%CPEs: 44EXPL: 0

27 Jul 2022 — An issue was discovered in the Linux kernel through 5.18.14. xfrm_expand_policies in net/xfrm/xfrm_policy.c can cause a refcount to be dropped twice. Se ha detectado un problema en el kernel de Linux versiones hasta 5.18.14. la función xfrm_expand_policies en el archivo net/xfrm/xfrm_policy.c puede causar que un refcount sea descartado dos veces A flaw was found in the Linux kernel’s IP framework for transforming packets (XFRM subsystem). An error while resolving policies in xfrm_bundle_lookup causes the re... • https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=f85daf0e725358be78dfd208dea5fd665d8cb901 • CWE-911: Improper Update of Reference Count •

CVSS: 7.8EPSS: 0%CPEs: 14EXPL: 2

27 Jul 2022 — nfqnl_mangle in net/netfilter/nfnetlink_queue.c in the Linux kernel through 5.18.14 allows remote attackers to cause a denial of service (panic) because, in the case of an nf_queue verdict with a one-byte nfta_payload attribute, an skb_pull can encounter a negative skb->len. La función nfqnl_mangle en el archivo net/netfilter/nfnetlink_queue.c en el kernel de Linux versiones hasta 5.18.14, permite a atacantes remotos causar una denegación de servicio (pánico) porque, en el caso de un veredicto nf_queue con ... • https://github.com/Pwnzer0tt1/CVE-2022-36946 •

CVSS: 6.7EPSS: 0%CPEs: 8EXPL: 0

18 Jul 2022 — When sending malicous data to kernel by ioctl cmd FBIOPUT_VSCREENINFO,kernel will write memory out of bounds. Cuando son enviados datos maliciosos al kernel mediante ioctl cmd FBIOPUT_VSCREENINFO, el kernel escribirá memoria fuera de límites An out-of-bounds write flaw was found in the Linux kernel’s framebuffer-based console driver functionality in the way a user triggers ioctl FBIOPUT_VSCREENINFO with malicious data. This flaw allows a local user to crash or potentially escalate their privileges on the sy... • http://www.openwall.com/lists/oss-security/2022/07/19/2 • CWE-787: Out-of-bounds Write •

CVSS: 7.2EPSS: 0%CPEs: 5EXPL: 0

18 Jul 2022 — When setting font with malicous data by ioctl cmd PIO_FONT,kernel will write memory out of bounds. Cuando es establecida la fuente con datos maliciosos por ioctl cmd PIO_FONT, el kernel escribirá memoria fuera de límites An out-of-bounds write flaw was found in the Linux kernel’s console driver functionality in the way a user triggers the ioctl PIO_FONT with malicious data. This flaw allows a local user to crash or potentially escalate their privileges on the system. • http://www.openwall.com/lists/oss-security/2022/07/19/3 • CWE-787: Out-of-bounds Write •

CVSS: 5.5EPSS: 0%CPEs: 1EXPL: 0

13 Jul 2022 — The Linux kernel was found vulnerable out of bounds memory access in the drivers/video/fbdev/sm712fb.c:smtcfb_read() function. The vulnerability could result in local attackers being able to crash the kernel. En el kernel de Linux se encontró un acceso a memoria vulnerable fuera de límites en la función drivers/video/fbdev/sm712fb.c:smtcfb_read(). La vulnerabilidad podría resultar en que atacantes locales pudieran bloquear el kernel • https://git.kernel.org/pub/scm/linux/kernel/git/deller/linux-fbdev.git/commit/?h=for-next&id=bd771cf5c4254511cc4abb88f3dab3bd58bdf8e8 • CWE-125: Out-of-bounds Read CWE-787: Out-of-bounds Write •

CVSS: 8.2EPSS: 0%CPEs: 1EXPL: 0

11 Jul 2022 — A heap-based buffer overflow was found in the Linux kernel's LightNVM subsystem. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. This vulnerability allows a local attacker to escalate privileges and execute arbitrary code in the context of the kernel. The attacker must first obtain the ability to execute high-privileged code on the target system to exploit this vulnerability. Se encontró un desbordamiento de bú... • https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/drivers/lightnvm/Kconfig?h=v5.10.114&id=549209caabc89f2877ad5f62d11fca5c052e0e8 • CWE-122: Heap-based Buffer Overflow CWE-787: Out-of-bounds Write •

CVSS: 5.5EPSS: 0%CPEs: 17EXPL: 0

06 Jul 2022 — There are use-after-free vulnerabilities caused by timer handler in net/rose/rose_timer.c of linux that allow attackers to crash linux kernel without any privileges. Se presentan vulnerabilidades de uso de memoria previamente liberada causadas por el manejador del temporizador en el archivo net/rose/rose_timer.c de linux que permiten a atacantes bloquear el kernel de linux sin ningún privilegio • https://github.com/torvalds/linux/commit/9cc02ede696272c5271a401e4f27c262359bc2f6 • CWE-416: Use After Free •

CVSS: 7.1EPSS: 0%CPEs: 22EXPL: 0

05 Jul 2022 — Linux disk/nic frontends data leaks T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] Linux Block and Network PV device frontends don't zero memory regions before sharing them with the backend (CVE-2022-26365, CVE-2022-33740). Additionally the granularity of the grant table doesn't allow sharing less than a 4K page, leading to unrelated data residing in the same 4K page as data shared with a backend being accessible by such backe... • http://www.openwall.com/lists/oss-security/2022/07/05/6 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor •