vulnerability
Ubuntu: (Multiple Advisories) (CVE-2020-25641): Linux kernel vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:N/C:N/I:N/A:C) | Oct 6, 2020 | Dec 3, 2020 | Aug 18, 2025 |
Severity
5
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:C)
Published
Oct 6, 2020
Added
Dec 3, 2020
Modified
Aug 18, 2025
Description
A flaw was found in the Linux kernel's implementation of biovecs in versions before 5.9-rc7. A zero-length biovec request issued by the block subsystem could cause the kernel to enter an infinite loop, causing a denial of service. This flaw allows a local attacker with basic privileges to issue requests to a block device, resulting in a denial of service. The highest threat from this vulnerability is to system availability.
Solutions
ubuntu-upgrade-linux-image-4-15-0-1059-oracleubuntu-upgrade-linux-image-4-15-0-1074-gkeubuntu-upgrade-linux-image-4-15-0-1074-raspi2ubuntu-upgrade-linux-image-4-15-0-1079-kvmubuntu-upgrade-linux-image-4-15-0-1088-awsubuntu-upgrade-linux-image-4-15-0-1088-gcpubuntu-upgrade-linux-image-4-15-0-1091-snapdragonubuntu-upgrade-linux-image-4-15-0-1100-azureubuntu-upgrade-linux-image-4-15-0-1103-oemubuntu-upgrade-linux-image-4-15-0-126-genericubuntu-upgrade-linux-image-4-15-0-126-generic-lpaeubuntu-upgrade-linux-image-4-15-0-126-lowlatencyubuntu-upgrade-linux-image-5-4-0-1021-raspiubuntu-upgrade-linux-image-5-4-0-1026-kvmubuntu-upgrade-linux-image-5-4-0-1028-awsubuntu-upgrade-linux-image-5-4-0-1028-gcpubuntu-upgrade-linux-image-5-4-0-1028-oracleubuntu-upgrade-linux-image-5-4-0-1031-azureubuntu-upgrade-linux-image-5-4-0-51-genericubuntu-upgrade-linux-image-5-4-0-51-generic-lpaeubuntu-upgrade-linux-image-5-4-0-51-lowlatencyubuntu-upgrade-linux-image-5-6-0-1048-oemubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-aws-hweubuntu-upgrade-linux-image-aws-lts-18-04ubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-azure-edgeubuntu-upgrade-linux-image-azure-lts-18-04ubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-gcp-lts-18-04ubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-hwe-16-04ubuntu-upgrade-linux-image-generic-hwe-18-04ubuntu-upgrade-linux-image-generic-hwe-20-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-hwe-16-04ubuntu-upgrade-linux-image-generic-lpae-hwe-18-04ubuntu-upgrade-linux-image-generic-lpae-hwe-20-04ubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-gke-4-15ubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-hwe-16-04ubuntu-upgrade-linux-image-lowlatency-hwe-18-04ubuntu-upgrade-linux-image-lowlatency-hwe-20-04ubuntu-upgrade-linux-image-oemubuntu-upgrade-linux-image-oem-20-04ubuntu-upgrade-linux-image-oem-osp1ubuntu-upgrade-linux-image-oracleubuntu-upgrade-linux-image-oracle-lts-18-04ubuntu-upgrade-linux-image-raspiubuntu-upgrade-linux-image-raspi-hwe-18-04ubuntu-upgrade-linux-image-raspi2ubuntu-upgrade-linux-image-snapdragonubuntu-upgrade-linux-image-snapdragon-hwe-18-04ubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-hwe-16-04ubuntu-upgrade-linux-image-virtual-hwe-18-04ubuntu-upgrade-linux-image-virtual-hwe-20-04
References
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