Risk | Low |
Patch available | YES |
Number of vulnerabilities | 2 |
CVE-ID | CVE-2020-14385 CVE-2020-14386 |
CWE-ID | CWE-119 CWE-787 |
Exploitation vector | Local |
Public exploit | Public exploit code for vulnerability #2 is available. |
Vulnerable software Subscribe |
kernel (Red Hat package) Operating systems & Components / Operating system package or component |
Vendor | Red Hat Inc. |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
EUVDB-ID: #VU58841
Risk: Low
CVSSv3.1: 5.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-14385
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in the file system metadata validator in XFS. A local user can cause an inode with a valid, user-creatable extended attribute to be flagged as corrupt and shutdown the the filesystem.
MitigationInstall updates from vendor's website.
kernel (Red Hat package): before 4.18.0-80.31.1.el8_0
External linkshttp://access.redhat.com/errata/RHSA-2020:5199
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU47051
Risk: Low
CVSSv3.1: 6 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]
CVE-ID: CVE-2020-14386
CWE-ID:
CWE-787 - Out-of-bounds write
Exploit availability: Yes
DescriptionThe vulnerability allows a local privileged user to execute arbitrary code.
A flaw was found in the Linux kernel before 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.
MitigationInstall updates from vendor's website.
kernel (Red Hat package): before 4.18.0-80.31.1.el8_0
External linkshttp://access.redhat.com/errata/RHSA-2020:5199
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.