vulnerability
Ubuntu: (Multiple Advisories) (CVE-2021-42739): Linux kernel (OEM) vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:N/C:P/I:P/A:P) | Oct 20, 2021 | Dec 1, 2021 | Aug 18, 2025 |
Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
Oct 20, 2021
Added
Dec 1, 2021
Modified
Aug 18, 2025
Description
The firewire subsystem in the Linux kernel through 5.14.13 has a buffer overflow related to drivers/media/firewire/firedtv-avc.c and drivers/media/firewire/firedtv-ci.c, because avc_ca_pmt mishandles bounds checking.
Solutions
ubuntu-upgrade-linux-image-4-15-0-1034-dell300xubuntu-upgrade-linux-image-4-15-0-1086-oracleubuntu-upgrade-linux-image-4-15-0-1102-raspi2ubuntu-upgrade-linux-image-4-15-0-1106-kvmubuntu-upgrade-linux-image-4-15-0-1115-gcpubuntu-upgrade-linux-image-4-15-0-1119-snapdragonubuntu-upgrade-linux-image-4-15-0-1130-azureubuntu-upgrade-linux-image-4-15-0-167-genericubuntu-upgrade-linux-image-4-15-0-167-generic-lpaeubuntu-upgrade-linux-image-4-15-0-167-lowlatencyubuntu-upgrade-linux-image-4-4-0-1103-awsubuntu-upgrade-linux-image-4-4-0-1104-kvmubuntu-upgrade-linux-image-4-4-0-1139-awsubuntu-upgrade-linux-image-4-4-0-223-genericubuntu-upgrade-linux-image-4-4-0-223-lowlatencyubuntu-upgrade-linux-image-5-10-0-1053-oemubuntu-upgrade-linux-image-5-11-0-1028-azureubuntu-upgrade-linux-image-5-11-0-1028-oracleubuntu-upgrade-linux-image-5-11-0-1029-gcpubuntu-upgrade-linux-image-5-13-0-1011-kvmubuntu-upgrade-linux-image-5-13-0-1012-awsubuntu-upgrade-linux-image-5-13-0-1013-gcpubuntu-upgrade-linux-image-5-13-0-1016-oracleubuntu-upgrade-linux-image-5-13-0-1016-raspiubuntu-upgrade-linux-image-5-13-0-1016-raspi-nolpaeubuntu-upgrade-linux-image-5-13-0-1029-oemubuntu-upgrade-linux-image-5-13-0-28-genericubuntu-upgrade-linux-image-5-13-0-28-generic-64kubuntu-upgrade-linux-image-5-13-0-28-generic-lpaeubuntu-upgrade-linux-image-5-13-0-28-lowlatencyubuntu-upgrade-linux-image-5-14-0-1008-oemubuntu-upgrade-linux-image-5-4-0-1013-ibmubuntu-upgrade-linux-image-5-4-0-1026-bluefieldubuntu-upgrade-linux-image-5-4-0-1032-gkeopubuntu-upgrade-linux-image-5-4-0-1052-raspiubuntu-upgrade-linux-image-5-4-0-1054-kvmubuntu-upgrade-linux-image-5-4-0-1061-gkeubuntu-upgrade-linux-image-5-4-0-1062-oracleubuntu-upgrade-linux-image-5-4-0-1063-gcpubuntu-upgrade-linux-image-5-4-0-1064-awsubuntu-upgrade-linux-image-5-4-0-1068-azureubuntu-upgrade-linux-image-5-4-0-97-genericubuntu-upgrade-linux-image-5-4-0-97-generic-lpaeubuntu-upgrade-linux-image-5-4-0-97-lowlatencyubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-aws-hweubuntu-upgrade-linux-image-aws-lts-18-04ubuntu-upgrade-linux-image-aws-lts-20-04ubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-azure-lts-20-04ubuntu-upgrade-linux-image-bluefieldubuntu-upgrade-linux-image-dell300xubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-gcp-lts-18-04ubuntu-upgrade-linux-image-gcp-lts-20-04ubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-64kubuntu-upgrade-linux-image-generic-64k-hwe-20-04ubuntu-upgrade-linux-image-generic-hwe-16-04ubuntu-upgrade-linux-image-generic-hwe-18-04ubuntu-upgrade-linux-image-generic-hwe-18-04-edgeubuntu-upgrade-linux-image-generic-hwe-20-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-hwe-18-04ubuntu-upgrade-linux-image-generic-lpae-hwe-18-04-edgeubuntu-upgrade-linux-image-generic-lpae-hwe-20-04ubuntu-upgrade-linux-image-generic-lts-xenialubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-gke-5-4ubuntu-upgrade-linux-image-gkeopubuntu-upgrade-linux-image-gkeop-5-4ubuntu-upgrade-linux-image-ibmubuntu-upgrade-linux-image-ibm-lts-20-04ubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-hwe-16-04ubuntu-upgrade-linux-image-lowlatency-hwe-16-04-edgeubuntu-upgrade-linux-image-lowlatency-hwe-18-04ubuntu-upgrade-linux-image-lowlatency-hwe-18-04-edgeubuntu-upgrade-linux-image-lowlatency-hwe-20-04ubuntu-upgrade-linux-image-lowlatency-lts-xenialubuntu-upgrade-linux-image-oemubuntu-upgrade-linux-image-oem-20-04ubuntu-upgrade-linux-image-oem-20-04bubuntu-upgrade-linux-image-oem-20-04cubuntu-upgrade-linux-image-oem-20-04dubuntu-upgrade-linux-image-oem-osp1ubuntu-upgrade-linux-image-oracleubuntu-upgrade-linux-image-oracle-lts-18-04ubuntu-upgrade-linux-image-oracle-lts-20-04ubuntu-upgrade-linux-image-raspiubuntu-upgrade-linux-image-raspi-hwe-18-04ubuntu-upgrade-linux-image-raspi-nolpaeubuntu-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-18-04-edgeubuntu-upgrade-linux-image-virtual-hwe-20-04ubuntu-upgrade-linux-image-virtual-lts-xenial
References
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