vulnerability
Ubuntu: USN-5086-1: Linux kernel vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:L/Au:S/C:C/I:C/A:C) | Sep 22, 2021 | Sep 23, 2021 | Feb 19, 2025 |
Severity
7
CVSS
(AV:L/AC:L/Au:S/C:C/I:C/A:C)
Published
Sep 22, 2021
Added
Sep 23, 2021
Modified
Feb 19, 2025
Description
Johan Almbladh discovered that the eBPF JIT implementation for IBM s390x systems in the Linux kernel miscompiled operations in some situations, allowing circumvention of the BPF verifier. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code.
Solutions
ubuntu-upgrade-linux-image-4-15-0-158-genericubuntu-upgrade-linux-image-4-15-0-158-generic-lpaeubuntu-upgrade-linux-image-4-15-0-158-lowlatencyubuntu-upgrade-linux-image-4-4-0-216-genericubuntu-upgrade-linux-image-4-4-0-216-lowlatencyubuntu-upgrade-linux-image-5-11-0-36-genericubuntu-upgrade-linux-image-5-11-0-36-generic-64kubuntu-upgrade-linux-image-5-11-0-36-generic-lpaeubuntu-upgrade-linux-image-5-11-0-36-lowlatencyubuntu-upgrade-linux-image-5-4-0-86-genericubuntu-upgrade-linux-image-5-4-0-86-generic-lpaeubuntu-upgrade-linux-image-5-4-0-86-lowlatencyubuntu-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-20-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-hwe-18-04ubuntu-upgrade-linux-image-generic-lpae-hwe-20-04ubuntu-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-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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