vulnerability
Ubuntu: (Multiple Advisories) (CVE-2021-47485): Linux kernel vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:L/Au:S/C:C/I:C/A:C) | May 22, 2024 | Nov 19, 2024 | Feb 2, 2026 |
Severity
7
CVSS
(AV:L/AC:L/Au:S/C:C/I:C/A:C)
Published
May 22, 2024
Added
Nov 19, 2024
Modified
Feb 2, 2026
Description
In the Linux kernel, the following vulnerability has been resolved:
IB/qib: Protect from buffer overflow in struct qib_user_sdma_pkt fields
Overflowing either addrlimit or bytes_togo can allow userspace to trigger
a buffer overflow of kernel memory. Check for overflows in all the places
doing math on user controlled buffers.
Solutions
ubuntu-upgrade-linux-image-4-4-0-1121-fipsubuntu-upgrade-linux-image-4-4-0-1151-awsubuntu-upgrade-linux-image-4-4-0-1152-kvmubuntu-upgrade-linux-image-4-4-0-1189-awsubuntu-upgrade-linux-image-4-4-0-277-genericubuntu-upgrade-linux-image-4-4-0-277-lowlatencyubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-fipsubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-lts-xenialubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-lts-xenialubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-lts-xenial
References
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