The Vigil@nce team watches public vulnerabilities impacting your computers, and then offers security solutions, a vigilance database and tools to fix them.

Computer vulnerabilities of Kernel Linux

Linux kernel: NULL pointer dereference via Hyper-V Context
An attacker, inside a guest system, can force a NULL pointer to be dereferenced via Hyper-V Context of the Linux kernel, in order to trigger a denial of service on the host system...
CVE-2021-30178, FEDORA-2021-57a7ba61f8, FEDORA-2021-e71c033f88, VIGILANCE-VUL-35020
Linux kernel: memory leak via video_usercopy
An attacker can create a memory leak via video_usercopy() of the Linux kernel, in order to trigger a denial of service...
CERTFR-2021-AVI-278, CERTFR-2021-AVI-284, CERTFR-2021-AVI-302, CVE-2021-30002, openSUSE-SU-2021:0579-1, SUSE-SU-2021:1210-1, SUSE-SU-2021:1211-1, SUSE-SU-2021:1238-1, SUSE-SU-2021:1248-1, SUSE-SU-2021:1266-1, SUSE-SU-2021:1301-1, VIGILANCE-VUL-35009
Linux kernel: denial of service via Netfilter Memory Barriers
An attacker can trigger a fatal error via Netfilter Memory Barriers of the Linux kernel, in order to trigger a denial of service...
CVE-2021-29650, FEDORA-2021-2306e89112, FEDORA-2021-6b0f287b8b, VIGILANCE-VUL-34985
Linux kernel: memory leak via UMD copy_process
An attacker can create a memory leak via UMD copy_process() of the Linux kernel, in order to trigger a denial of service...
CVE-2021-29649, FEDORA-2021-2306e89112, FEDORA-2021-6b0f287b8b, VIGILANCE-VUL-34984
Linux kernel: denial of service via Vmlinux BTF
An attacker can trigger a fatal error via Vmlinux BTF of the Linux kernel, in order to trigger a denial of service...
CVE-2021-29648, FEDORA-2021-2306e89112, FEDORA-2021-6b0f287b8b, VIGILANCE-VUL-34983
Linux kernel: information disclosure via qrtr_recvmsg
A local attacker can read a memory fragment via qrtr_recvmsg() of the Linux kernel, in order to obtain sensitive information...
CERTFR-2021-AVI-264, CERTFR-2021-AVI-278, CERTFR-2021-AVI-284, CVE-2021-29647, FEDORA-2021-2306e89112, FEDORA-2021-6b0f287b8b, openSUSE-SU-2021:0532-1, SUSE-SU-2021:1175-1, SUSE-SU-2021:1176-1, SUSE-SU-2021:1177-1, SUSE-SU-2021:1210-1, SUSE-SU-2021:1211-1, SUSE-SU-2021:1238-1, VIGILANCE-VUL-34982
Linux, Xen: memory leak via Blkback Driver
An attacker, inside a guest system, can create a memory leak via Blkback Driver of Linux with Xen, in order to trigger a denial of service on the host system...
CERTFR-2021-AVI-227, CERTFR-2021-AVI-228, CERTFR-2021-AVI-264, CERTFR-2021-AVI-278, CERTFR-2021-AVI-284, CTX306565, CVE-2021-28688, openSUSE-SU-2021:0532-1, SUSE-SU-2021:1175-1, SUSE-SU-2021:1176-1, SUSE-SU-2021:1177-1, SUSE-SU-2021:1210-1, SUSE-SU-2021:1211-1, SUSE-SU-2021:1238-1, VIGILANCE-VUL-34966, XSA-371
Linux kernel: denial of service via usbip_sockfd_store
An attacker can trigger a fatal error via usbip_sockfd_store() of the Linux kernel, in order to trigger a denial of service...
CERTFR-2021-AVI-264, CERTFR-2021-AVI-278, CERTFR-2021-AVI-284, CVE-2021-29265, openSUSE-SU-2021:0532-1, SUSE-SU-2021:1175-1, SUSE-SU-2021:1176-1, SUSE-SU-2021:1177-1, SUSE-SU-2021:1210-1, SUSE-SU-2021:1211-1, SUSE-SU-2021:1238-1, VIGILANCE-VUL-34960
Linux kernel: denial of service via gianfar.c
An attacker can trigger a fatal error via gianfar.c of the Linux kernel, in order to trigger a denial of service...
CERTFR-2021-AVI-264, CERTFR-2021-AVI-278, CERTFR-2021-AVI-284, CVE-2021-29264, openSUSE-SU-2021:0532-1, SUSE-SU-2021:1175-1, SUSE-SU-2021:1176-1, SUSE-SU-2021:1177-1, SUSE-SU-2021:1210-1, SUSE-SU-2021:1211-1, SUSE-SU-2021:1238-1, VIGILANCE-VUL-34958
Linux kernel: out-of-bounds memory reading via dm-ioctl.c
An attacker can force a read at an invalid address via dm-ioctl.c of the Linux kernel, in order to trigger a denial of service, or to obtain sensitive information...
VIGILANCE-VUL-34955
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