CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
12.6%
An issue was discovered in the Linux kernel before 5.8.15.
scalar32_min_max_or in kernel/bpf/verifier.c mishandles bounds tracking
during use of 64-bit values, aka CID-5b9fbeb75b6a.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 20.10 | noarch | linux | < 5.8.0-28.30 | UNKNOWN |
ubuntu | 20.10 | noarch | linux-aws | < 5.8.0-1013.14 | UNKNOWN |
ubuntu | 20.10 | noarch | linux-azure | < 5.8.0-1012.13 | UNKNOWN |
ubuntu | 20.10 | noarch | linux-gcp | < 5.8.0-1011.11 | UNKNOWN |
ubuntu | 20.10 | noarch | linux-kvm | < 5.8.0-1009.10 | UNKNOWN |
ubuntu | 20.10 | noarch | linux-oracle | < 5.8.0-1010.10 | UNKNOWN |
ubuntu | 20.10 | noarch | linux-raspi | < 5.8.0-1007.10 | UNKNOWN |
ubuntu | 20.10 | noarch | linux-riscv | < 5.8.0-8.9 | UNKNOWN |
cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.15
git.kernel.org/linus/5b9fbeb75b6a98955f628e205ac26689bcb1383e
github.com/torvalds/linux/commit/5b9fbeb75b6a98955f628e205ac26689bcb1383e
launchpad.net/bugs/cve/CVE-2020-27194
nvd.nist.gov/vuln/detail/CVE-2020-27194
scannell.me/fuzzing-for-ebpf-jit-bugs-in-the-linux-kernel/
security-tracker.debian.org/tracker/CVE-2020-27194
ubuntu.com/security/notices/USN-4626-1
www.cve.org/CVERecord?id=CVE-2020-27194
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
12.6%