Vulnerability Details : CVE-2020-10773
A stack information leak flaw was found in s390/s390x in the Linux kernel’s memory manager functionality, where it incorrectly writes to the /proc/sys/vm/cmm_timeout file. This flaw allows a local user to see the kernel data.
Products affected by CVE-2020-10773
- cpe:2.3:o:linux:linux_kernel:5.4.0:rc6:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-10773
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-10773
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
2.1
|
LOW | AV:L/AC:L/Au:N/C:P/I:N/A:N |
3.9
|
2.9
|
NIST | |
|
4.4
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N |
0.8
|
3.6
|
Red Hat, Inc. | |
|
4.4
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N |
0.8
|
3.6
|
NIST |
CWE ids for CVE-2020-10773
-
The product does not properly handle null bytes or NUL characters when passing data between different representations or components.Assigned by: secalert@redhat.com (Secondary)
References for CVE-2020-10773
-
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b8e51a6a9db94bc1fb18ae831b3dab106b5a4b5f
kernel/git/torvalds/linux.git - Linux kernel source treePatch;Vendor Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10773
1846380 – (CVE-2020-10773) CVE-2020-10773 kernel: kernel stack information leak on s390/s390xIssue Tracking;Third Party Advisory
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