vulnerability
Ubuntu: (Multiple Advisories) (CVE-2020-27835): Linux kernel vulnerabilities
Severity | CVSS | Published | Added | Modified |
---|---|---|---|---|
5 | (AV:L/AC:L/Au:N/C:N/I:N/A:C) | 2021-01-07 | 2021-02-26 | 2024-11-07 |
Severity
5
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:C)
Published
2021-01-07
Added
2021-02-26
Modified
2024-11-07
Description
A use after free in the Linux kernel infiniband hfi1 driver in versions prior to 5.10-rc6 was found in the way user calls Ioctl after open dev file and fork. A local user could use this flaw to crash the system.
Solution(s)
ubuntu-upgrade-linux-image-5-8-0-1016-raspiubuntu-upgrade-linux-image-5-8-0-1016-raspi-nolpaeubuntu-upgrade-linux-image-5-8-0-1019-kvmubuntu-upgrade-linux-image-5-8-0-1021-oracleubuntu-upgrade-linux-image-5-8-0-1023-azureubuntu-upgrade-linux-image-5-8-0-1023-gcpubuntu-upgrade-linux-image-5-8-0-1024-awsubuntu-upgrade-linux-image-5-8-0-44-genericubuntu-upgrade-linux-image-5-8-0-44-generic-64kubuntu-upgrade-linux-image-5-8-0-44-generic-lpaeubuntu-upgrade-linux-image-5-8-0-44-lowlatencyubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-64kubuntu-upgrade-linux-image-generic-64k-hwe-20-04ubuntu-upgrade-linux-image-generic-hwe-20-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-hwe-20-04ubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-hwe-20-04ubuntu-upgrade-linux-image-oem-20-04ubuntu-upgrade-linux-image-oracleubuntu-upgrade-linux-image-raspiubuntu-upgrade-linux-image-raspi-nolpaeubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-hwe-20-04
References
- CVE-2020-27835
- https://attackerkb.com/topics/CVE-2020-27835
- NVD-CVE-2020-27835
- UBUNTU-USN-4679-1
- UBUNTU-USN-4680-1
- UBUNTU-USN-4681-1
- UBUNTU-USN-4683-1
- UBUNTU-USN-4708-1
- UBUNTU-USN-4709-1
- UBUNTU-USN-4710-1
- UBUNTU-USN-4711-1
- UBUNTU-USN-4748-1
- UBUNTU-USN-4749-1
- UBUNTU-USN-4750-1
- UBUNTU-USN-4751-1
- UBUNTU-USN-4752-1
- UBUNTU-USN-4876-1
- UBUNTU-USN-4912-1
- UBUNTU-USN-5130-1

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