vulnerability

Ubuntu: (Multiple Advisories) (CVE-2023-23454): Linux kernel (OEM) vulnerabilities

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
Jan 12, 2023
Added
Mar 22, 2023
Modified
Jan 28, 2025

Description

cbq_classify in net/sched/sch_cbq.c in the Linux kernel through 6.1.4 allows attackers to cause a denial of service (slab-out-of-bounds read) because of type confusion (non-negative numbers can sometimes indicate a TC_ACT_SHOT condition rather than valid classification results).

Solution(s)

ubuntu-upgrade-linux-image-5-15-0-1017-gkeopubuntu-upgrade-linux-image-5-15-0-1026-raspiubuntu-upgrade-linux-image-5-15-0-1026-raspi-nolpaeubuntu-upgrade-linux-image-5-15-0-1027-ibmubuntu-upgrade-linux-image-5-15-0-1027-intel-iotgubuntu-upgrade-linux-image-5-15-0-1029-gkeubuntu-upgrade-linux-image-5-15-0-1030-gkeubuntu-upgrade-linux-image-5-15-0-1030-kvmubuntu-upgrade-linux-image-5-15-0-1031-gcpubuntu-upgrade-linux-image-5-15-0-1032-oracleubuntu-upgrade-linux-image-5-15-0-1033-awsubuntu-upgrade-linux-image-5-15-0-1035-azureubuntu-upgrade-linux-image-5-15-0-1035-azure-fdeubuntu-upgrade-linux-image-5-15-0-69-genericubuntu-upgrade-linux-image-5-15-0-69-generic-64kubuntu-upgrade-linux-image-5-15-0-69-generic-lpaeubuntu-upgrade-linux-image-5-15-0-69-lowlatencyubuntu-upgrade-linux-image-5-15-0-69-lowlatency-64kubuntu-upgrade-linux-image-5-19-0-1018-raspiubuntu-upgrade-linux-image-5-19-0-1018-raspi-nolpaeubuntu-upgrade-linux-image-5-19-0-1022-ibmubuntu-upgrade-linux-image-5-19-0-1023-kvmubuntu-upgrade-linux-image-5-19-0-1023-oracleubuntu-upgrade-linux-image-5-19-0-1024-gcpubuntu-upgrade-linux-image-5-19-0-1024-lowlatencyubuntu-upgrade-linux-image-5-19-0-1024-lowlatency-64kubuntu-upgrade-linux-image-5-19-0-1025-awsubuntu-upgrade-linux-image-5-19-0-1026-azureubuntu-upgrade-linux-image-5-19-0-42-genericubuntu-upgrade-linux-image-5-19-0-42-generic-64kubuntu-upgrade-linux-image-5-19-0-42-generic-lpaeubuntu-upgrade-linux-image-5-4-0-1045-ibmubuntu-upgrade-linux-image-5-4-0-1059-bluefieldubuntu-upgrade-linux-image-5-4-0-1065-gkeopubuntu-upgrade-linux-image-5-4-0-1081-raspiubuntu-upgrade-linux-image-5-4-0-1087-kvmubuntu-upgrade-linux-image-5-4-0-1094-oracleubuntu-upgrade-linux-image-5-4-0-1095-gkeubuntu-upgrade-linux-image-5-4-0-1097-awsubuntu-upgrade-linux-image-5-4-0-1101-gcpubuntu-upgrade-linux-image-5-4-0-1104-azureubuntu-upgrade-linux-image-5-4-0-144-genericubuntu-upgrade-linux-image-5-4-0-144-generic-lpaeubuntu-upgrade-linux-image-5-4-0-144-lowlatencyubuntu-upgrade-linux-image-6-1-0-1007-oemubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-aws-lts-20-04ubuntu-upgrade-linux-image-aws-lts-22-04ubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-azure-fdeubuntu-upgrade-linux-image-azure-lts-20-04ubuntu-upgrade-linux-image-azure-lts-22-04ubuntu-upgrade-linux-image-bluefieldubuntu-upgrade-linux-image-gcpubuntu-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-64k-hwe-22-04ubuntu-upgrade-linux-image-generic-hwe-18-04ubuntu-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-18-04ubuntu-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-gke-5-4ubuntu-upgrade-linux-image-gkeopubuntu-upgrade-linux-image-gkeop-5-15ubuntu-upgrade-linux-image-gkeop-5-4ubuntu-upgrade-linux-image-ibmubuntu-upgrade-linux-image-ibm-lts-20-04ubuntu-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-18-04ubuntu-upgrade-linux-image-lowlatency-hwe-20-04ubuntu-upgrade-linux-image-oemubuntu-upgrade-linux-image-oem-22-04cubuntu-upgrade-linux-image-oem-osp1ubuntu-upgrade-linux-image-oracleubuntu-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-snapdragon-hwe-18-04ubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-hwe-18-04ubuntu-upgrade-linux-image-virtual-hwe-20-04ubuntu-upgrade-linux-image-virtual-hwe-22-04
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