Published: 09/05/2020 Updated: 14/05/2024

CVSS v2 Base Score: 2.1 | Impact Score: 2.9 | Exploitability Score: 3.9

CVSS v3 Base Score: 5.5 | Impact Score: 3.6 | Exploitability Score: 1.8

VMScore: 187

Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P

An issue exists in the Linux kernel prior to 5.6. svm_cpu_uninit in arch/x86/kvm/svm.c has a memory leak, aka CID-d80b64ff297e. NOTE: third parties dispute this issue because it's a one-time leak at the boot, the size is negligible, and it can't be triggered at will

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linux linux kernel
canonical ubuntu linux 18.04
canonical ubuntu linux 19.10
canonical ubuntu linux 20.04
debian debian linux 10.0

Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks CVE-2019-3016 It was discovered that the KVM implementation for x86 did not always perform TLB flushes when needed, if the paravirtualised TLB flush feature was enabled This could lead to di ...

A NULL pointer dereference flaw may occur in the Linux kernel's relay_open in kernel/relayc if the alloc_percpu() function is not validated in time of failure and used as a valid address for access An attacker could use this flaw to cause a denial of service (CVE-2019-19462) A new domain bypass transient execution attack known as Special Regist ...

CWE-401 https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d80b64ff297e40c2b6f7d7abc1b3eba70d22a068 https://bugzilla.suse.com/show_bug.cgi?id=1171736#c3 https://www.debian.org/security/2020/dsa-4699 https://usn.ubuntu.com/4413-1/https://usn.ubuntu.com/4411-1/https://usn.ubuntu.com/4412-1/https://nvd.nist.gov https://www.debian.org/security/2020/dsa-4699

CVE-2020-12768

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