vulnerability

Ubuntu: (Multiple Advisories) (CVE-2023-0468): Linux kernel vulnerabilities

Severity
4
CVSS
(AV:L/AC:M/Au:S/C:N/I:N/A:C)
Published
2023-01-26
Added
2023-03-22
Modified
2025-01-28

Description

A use-after-free flaw was found in io_uring/poll.c in io_poll_check_events in the io_uring subcomponent in the Linux Kernel due to a race condition of poll_refs. This flaw may cause a NULL pointer dereference.

Solution(s)

ubuntu-upgrade-linux-image-5-15-0-1016-gkeopubuntu-upgrade-linux-image-5-15-0-1025-raspiubuntu-upgrade-linux-image-5-15-0-1025-raspi-nolpaeubuntu-upgrade-linux-image-5-15-0-1026-ibmubuntu-upgrade-linux-image-5-15-0-1026-intel-iotgubuntu-upgrade-linux-image-5-15-0-1028-gkeubuntu-upgrade-linux-image-5-15-0-1029-kvmubuntu-upgrade-linux-image-5-15-0-1030-gcpubuntu-upgrade-linux-image-5-15-0-1030-oracleubuntu-upgrade-linux-image-5-15-0-1031-awsubuntu-upgrade-linux-image-5-15-0-1034-azureubuntu-upgrade-linux-image-5-15-0-1034-azure-fdeubuntu-upgrade-linux-image-5-15-0-67-genericubuntu-upgrade-linux-image-5-15-0-67-generic-64kubuntu-upgrade-linux-image-5-15-0-67-generic-lpaeubuntu-upgrade-linux-image-5-15-0-67-lowlatencyubuntu-upgrade-linux-image-5-15-0-67-lowlatency-64kubuntu-upgrade-linux-image-5-17-0-1031-oemubuntu-upgrade-linux-image-5-19-0-1016-raspiubuntu-upgrade-linux-image-5-19-0-1016-raspi-nolpaeubuntu-upgrade-linux-image-5-19-0-1020-gcpubuntu-upgrade-linux-image-5-19-0-1020-oracleubuntu-upgrade-linux-image-5-19-0-1021-kvmubuntu-upgrade-linux-image-5-19-0-1022-lowlatencyubuntu-upgrade-linux-image-5-19-0-1022-lowlatency-64kubuntu-upgrade-linux-image-5-19-0-1023-awsubuntu-upgrade-linux-image-5-19-0-1023-azureubuntu-upgrade-linux-image-5-19-0-40-genericubuntu-upgrade-linux-image-5-19-0-40-generic-64kubuntu-upgrade-linux-image-5-19-0-40-generic-lpaeubuntu-upgrade-linux-image-6-0-0-1015-oemubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-aws-lts-22-04ubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-azure-fdeubuntu-upgrade-linux-image-azure-lts-22-04ubuntu-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-64k-hwe-22-04ubuntu-upgrade-linux-image-generic-hwe-20-04ubuntu-upgrade-linux-image-generic-hwe-22-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-hwe-20-04ubuntu-upgrade-linux-image-generic-lpae-hwe-22-04ubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-gke-5-15ubuntu-upgrade-linux-image-gkeopubuntu-upgrade-linux-image-gkeop-5-15ubuntu-upgrade-linux-image-ibmubuntu-upgrade-linux-image-intel-iotgubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-64kubuntu-upgrade-linux-image-lowlatency-64k-hwe-20-04ubuntu-upgrade-linux-image-lowlatency-hwe-20-04ubuntu-upgrade-linux-image-oem-22-04ubuntu-upgrade-linux-image-oem-22-04aubuntu-upgrade-linux-image-oem-22-04bubuntu-upgrade-linux-image-oracleubuntu-upgrade-linux-image-raspiubuntu-upgrade-linux-image-raspi-nolpaeubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-hwe-20-04ubuntu-upgrade-linux-image-virtual-hwe-22-04
Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.