5.3 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:H
5.4 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:P/I:N/A:C
0.0004 Low
EPSS
Percentile
10.9%
An issue was discovered in the Linux kernel before 5.2.6. On NUMA systems,
the Linux fair scheduler has a use-after-free in show_numa_stats() because
NUMA fault statistics are inappropriately freed, aka CID-16d51a590a8c.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | linux | < 4.15.0-60.67 | UNKNOWN |
ubuntu | 16.04 | noarch | linux | < 4.4.0-165.193 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-aws | < 4.15.0-1047.49 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-aws | < 4.4.0-1095.106 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-aws-hwe | < 4.15.0-1047.49~16.04.1 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-azure | < 4.15.0-1056.61 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-gcp | < 4.15.0-1041.43 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-gke-4.15 | < 4.15.0-1041.43 | UNKNOWN |
ubuntu | 18.04 | noarch | linux-gke-5.0 | < 5.0.0-1020.20~18.04.1 | UNKNOWN |
ubuntu | 16.04 | noarch | linux-hwe | < 4.15.0-60.67~16.04.1 | UNKNOWN |
bugs.chromium.org/p/project-zero/issues/detail?id=1913
cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2.6
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20934
git.kernel.org/linus/16d51a590a8ce3befb1308e0e7ab77f3b661af33
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=16d51a590a8ce3befb1308e0e7ab77f3b661af33
launchpad.net/bugs/cve/CVE-2019-20934
nvd.nist.gov/vuln/detail/CVE-2019-20934
security-tracker.debian.org/tracker/CVE-2019-20934
5.3 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:H
5.4 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:M/Au:N/C:P/I:N/A:C
0.0004 Low
EPSS
Percentile
10.9%