linux linux kernel 5.9.0 vulnerabilities and exploits

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A Use After Free vulnerability in Fedora Linux kernel 5.9.0-rc9 allows malicious users to obatin sensitive information via vgacon_invert_region() function.

Fedoraproject Fedora Linux Kernel 5.9.0

5.8

CVSSv2

Improper input validation in BlueZ may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.

Linux Linux Kernel 5.9.0 Linux Linux Kernel Linux Linux Kernel 5.9.1

1 Github repository

5

CVSSv2

A flaw was found in the Linux kernel in versions prior to 5.9-rc7. Traffic between two Geneve endpoints may be unencrypted when IPsec is configured to encrypt traffic for the specific UDP port used by the GENEVE tunnel allowing anyone between the two endpoints to read the traffic...

Linux Linux Kernel Linux Linux Kernel 5.9.0 Debian Debian Linux 9.0 Debian Debian Linux 10.0 Netapp Solidfire \\& Hci Management Node -Netapp Solidfire \\& Hci Storage Node -Opensuse Leap 15.1 Opensuse Leap 15.2 Netapp Hci Compute Node Bios -Canonical Ubuntu Linux 14.04 Canonical Ubuntu Linux 16.04 Canonical Ubuntu Linux 18.04 Canonical Ubuntu Linux 20.04

4.9

CVSSv2

A flaw was found in the Linux kernel's implementation of biovecs in versions prior to 5.9-rc7. A zero-length biovec request issued by the block subsystem could cause the kernel to enter an infinite loop, causing a denial of service. This flaw allows a local attacker with bas...

Linux Linux Kernel 5.9.0 Linux Linux Kernel Redhat Enterprise Linux 7.0 Redhat Enterprise Linux 8.0 Opensuse Leap 15.1 Opensuse Leap 15.2 Debian Debian Linux 9.0 Canonical Ubuntu Linux 18.04 Canonical Ubuntu Linux 20.04

7.5

CVSSv2

A flaw was found in the HDLC_PPP module of the Linux kernel in versions prior to 5.9-rc7. Memory corruption and a read overflow is caused by improper input validation in the ppp_cp_parse_cr function which can cause the system to crash or cause a denial of service. The highest thr...

Linux Linux Kernel 5.9.0 Linux Linux Kernel Redhat Enterprise Linux 7.0 Redhat Enterprise Linux 8.0 Opensuse Leap 15.1 Debian Debian Linux 9.0 Debian Debian Linux 10.0 Opensuse Leap 15.2 Netapp H410c Firmware -Starwindsoftware Starwind Virtual San V8

4.6

CVSSv2

A flaw was found in the Linux kernel in versions prior to 5.9-rc6. When changing screen size, an out-of-bounds memory write can occur leading to memory corruption or a denial of service. Due to the nature of the flaw, privilege escalation cannot be fully ruled out.

Linux Linux Kernel Linux Linux Kernel 5.9.0 Debian Debian Linux 9.0

7.2

CVSSv2

A flaw was found in the Linux kernel prior to 5.9-rc4. Memory corruption can be exploited to gain root privileges from unprivileged processes. The highest threat from this vulnerability is to data confidentiality and integrity.

Linux Linux Kernel 5.9.0 Linux Linux Kernel Debian Debian Linux 9.0 Fedoraproject Fedora 33 Opensuse Leap 15.1

3 Github repositories

4.7

CVSSv2

A flaw was found in the Linux kernel prior to 5.9-rc4. A failure of the file system metadata validator in XFS can cause an inode with a valid, user-creatable extended attribute to be flagged as corrupt. This can lead to the filesystem being shutdown, or otherwise rendered inacces...

Linux Linux Kernel 5.9.0 Linux Linux Kernel Debian Debian Linux 9.0 Canonical Ubuntu Linux 18.04 Canonical Ubuntu Linux 20.04

2.1

CVSSv2

A memory out-of-bounds read flaw was found in the Linux kernel prior to 5.9-rc2 with the ext3/ext4 file system, in the way it accesses a directory with broken indexing. This flaw allows a local user to crash the system if the directory exists. The highest threat from this vulnera...

Linux Linux Kernel 5.9.0 Linux Linux Kernel Debian Debian Linux 9.0 Canonical Ubuntu Linux 18.04 Canonical Ubuntu Linux 14.04 Canonical Ubuntu Linux 20.04 Canonical Ubuntu Linux 16.04 Starwindsoftware Starwind Virtual San V8

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