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5.5

CVE-2022-49095: Linux kernel could leak memory after device removal

CVE-2022-49095 · published 1 year ago
Summary

A part of the Linux kernel that supports certain SCSI devices does not free a reserved memory area when the device is taken out, which can gradually reduce available memory. This can affect any Linux system using that kernel, including standard, Azure, and AWS installations. Install the newest kernel updates to ensure the memory is correctly released.

What to do
  • Update canonical linux-azure to version 4.15.0-1146.161~14.04.1.
  • Update canonical linux-aws-hwe to version 4.15.0-1137.148~16.04.1.
  • Update canonical linux-azure to version 4.15.0-1146.161~16.04.1.
  • Update canonical linux-gcp to version 4.15.0-1131.147~16.04.1.
  • Update canonical linux-hwe to version 4.15.0-189.200~16.04.1.
  • Update canonical linux-oracle to version 4.15.0-1102.113~16.04.1.
  • Update canonical linux to version 4.15.0-189.200.
  • Update canonical linux-aws to version 4.15.0-1137.148.
  • Update canonical linux-aws-5.4 to version 5.4.0-1078.84~18.04.1.
  • Update canonical linux-azure-4.15 to version 4.15.0-1146.161.
  • Update canonical linux-azure-5.4 to version 5.4.0-1083.87~18.04.1.
  • Update canonical linux-gcp-4.15 to version 4.15.0-1131.147.
  • Update canonical linux-gcp-5.4 to version 5.4.0-1078.84~18.04.1.
  • Update canonical linux-lowlatency to version 5.15.0-37.39.
  • Update canonical linux-oracle to version 5.15.0-1009.12.
  • Update canonical linux-raspi to version 5.15.0-1011.13.
  • Update canonical linux-realtime to version 5.15.0-1014.14.
  • Update debian linux to version 5.17.3-1.
  • Update canonical linux-hwe-5.4 to version 5.4.0-117.132~18.04.1.
  • Update canonical linux-ibm-5.4 to version 5.4.0-1028.32~18.04.1.
  • Update canonical linux-kvm to version 4.15.0-1123.128.
  • Update canonical linux-oracle to version 4.15.0-1102.113.
  • Update canonical linux-oracle-5.4 to version 5.4.0-1076.83~18.04.1.
  • Update canonical linux-raspi-5.4 to version 5.4.0-1065.75~18.04.1.
  • Update canonical linux-aws-fips to version 4.15.0-2076.81.
  • Update canonical linux-azure-fips to version 4.15.0-2057.63.
  • Update canonical linux-fips to version 4.15.0-1094.105.
  • Update canonical linux-gcp-fips to version 4.15.0-2041.46.
  • Update canonical linux to version 5.4.0-117.132.
  • Update canonical linux-aws to version 5.4.0-1078.84.
  • Update canonical linux-azure to version 5.4.0-1083.87.
  • Update canonical linux-azure-5.15 to version 5.15.0-1008.9~20.04.1.
  • Update canonical linux-bluefield to version 5.4.0-1040.44.
  • Update canonical linux-gcp to version 5.4.0-1078.84.
  • Update canonical linux-hwe-5.15 to version 5.15.0-41.44~20.04.1.
  • Update canonical linux-ibm to version 5.4.0-1026.29.
  • Update canonical linux-intel-iotg-5.15 to version 5.15.0-1008.11~20.04.1.
  • Update canonical linux-iot to version 5.4.0-1004.6.
  • Update canonical linux-kvm to version 5.4.0-1068.72.
  • Update canonical linux-lowlatency-hwe-5.15 to version 5.15.0-42.45~20.04.1.
  • Update canonical linux-oracle to version 5.4.0-1076.83.
  • Update canonical linux-raspi to version 5.4.0-1065.75.
  • Update canonical linux-aws-fips to version 5.4.0-1078.84+fips1.
  • Update canonical linux-azure-fips to version 5.4.0-1083.87+fips1.
  • Update canonical linux-fips to version 5.4.0-1054.61.
  • Update canonical linux-gcp-fips to version 5.4.0-1078.84+fips1.
  • Update canonical linux to version 5.15.0-37.39.
  • Update canonical linux-aws to version 5.15.0-1011.14.
  • Update canonical linux-azure to version 5.15.0-1010.12.
  • Update canonical linux-gcp to version 5.15.0-1008.12.
  • Update canonical linux-gke to version 5.15.0-1008.10.
  • Update canonical linux-ibm to version 5.15.0-1007.8.
  • Update canonical linux-intel-iotg to version 5.15.0-1008.11.
  • Update canonical linux-kvm to version 5.15.0-1010.11.
  • Update linux kernel to version 5.17.3.
Affected software
Ecosystem VendorProductAffected versions
– linux linux_kernel >= 2.6.23, < 4.9.311
>= 4.10, < 4.14.276
>= 4.15, < 4.19.238
>= 4.20, < 5.4.189
>= 5.5, < 5.10.111
>= 5.11, < 5.15.34
>= 5.16, < 5.16.20
>= 5.17, < 5.17.3
5.18
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Ubuntu:Pro:14.04:LTS canonical linux-azure < 4.15.0-1146.161~14.04.1
Fix: upgrade to 4.15.0-1146.161~14.04.1
Ubuntu:Pro:14.04:LTS canonical linux All versions
Ubuntu:Pro:14.04:LTS canonical linux-aws All versions
Ubuntu:Pro:14.04:LTS canonical linux-lts-xenial All versions
Ubuntu:Pro:16.04:LTS canonical linux All versions
Ubuntu:Pro:16.04:LTS canonical linux-aws All versions
Ubuntu:Pro:16.04:LTS canonical linux-aws-hwe < 4.15.0-1137.148~16.04.1
Fix: upgrade to 4.15.0-1137.148~16.04.1
Ubuntu:Pro:16.04:LTS canonical linux-azure < 4.15.0-1146.161~16.04.1
Fix: upgrade to 4.15.0-1146.161~16.04.1
Ubuntu:Pro:16.04:LTS canonical linux-gcp < 4.15.0-1131.147~16.04.1
Fix: upgrade to 4.15.0-1131.147~16.04.1
Ubuntu:Pro:16.04:LTS canonical linux-hwe < 4.15.0-189.200~16.04.1
Fix: upgrade to 4.15.0-189.200~16.04.1
Ubuntu:16.04:LTS canonical linux-hwe-edge All versions
Ubuntu:Pro:16.04:LTS canonical linux-kvm All versions
Ubuntu:Pro:16.04:LTS canonical linux-oracle < 4.15.0-1102.113~16.04.1
Fix: upgrade to 4.15.0-1102.113~16.04.1
Ubuntu:Pro:FIPS:16.04:LTS canonical linux-fips All versions
Ubuntu:18.04:LTS canonical linux < 4.15.0-189.200
Fix: upgrade to 4.15.0-189.200
Ubuntu:18.04:LTS canonical linux-aws < 4.15.0-1137.148
Fix: upgrade to 4.15.0-1137.148
Ubuntu:18.04:LTS canonical linux-aws-5.4 < 5.4.0-1078.84~18.04.1
Fix: upgrade to 5.4.0-1078.84~18.04.1
Ubuntu:18.04:LTS canonical linux-azure-4.15 < 4.15.0-1146.161
Fix: upgrade to 4.15.0-1146.161
Ubuntu:18.04:LTS canonical linux-azure-5.4 < 5.4.0-1083.87~18.04.1
Fix: upgrade to 5.4.0-1083.87~18.04.1
Ubuntu:18.04:LTS canonical linux-gcp-4.15 < 4.15.0-1131.147
Fix: upgrade to 4.15.0-1131.147
Ubuntu:18.04:LTS canonical linux-gcp-5.4 < 5.4.0-1078.84~18.04.1
Fix: upgrade to 5.4.0-1078.84~18.04.1
Ubuntu:20.04:LTS canonical linux-gcp-5.8 All versions
Ubuntu:22.04:LTS canonical linux-lowlatency < 5.15.0-37.39
Fix: upgrade to 5.15.0-37.39
Ubuntu:22.04:LTS canonical linux-lowlatency-hwe-5.19 All versions
Ubuntu:22.04:LTS canonical linux-lowlatency-hwe-6.2 All versions
Ubuntu:22.04:LTS canonical linux-lowlatency-hwe-6.5 All versions
Ubuntu:22.04:LTS canonical linux-nvidia-6.2 All versions
Ubuntu:22.04:LTS canonical linux-nvidia-6.5 All versions
Ubuntu:22.04:LTS canonical linux-oem-5.17 All versions
Ubuntu:22.04:LTS canonical linux-oem-6.0 All versions
Ubuntu:22.04:LTS canonical linux-oem-6.1 All versions
Ubuntu:22.04:LTS canonical linux-oem-6.5 All versions
Ubuntu:22.04:LTS canonical linux-oracle < 5.15.0-1009.12
Fix: upgrade to 5.15.0-1009.12
Ubuntu:22.04:LTS canonical linux-oracle-6.5 All versions
Ubuntu:22.04:LTS canonical linux-raspi < 5.15.0-1011.13
Fix: upgrade to 5.15.0-1011.13
Ubuntu:22.04:LTS canonical linux-realtime All versions
Ubuntu:22.04:LTS canonical linux-riscv All versions
Ubuntu:22.04:LTS canonical linux-riscv-5.19 All versions
Ubuntu:22.04:LTS canonical linux-riscv-6.5 All versions
Ubuntu:22.04:LTS canonical linux-starfive-5.19 All versions
Ubuntu:22.04:LTS canonical linux-starfive-6.2 All versions
Ubuntu:22.04:LTS canonical linux-starfive-6.5 All versions
Ubuntu:Pro:Realtime:22.04:LTS canonical linux-realtime < 5.15.0-1014.14
Fix: upgrade to 5.15.0-1014.14
Ubuntu:24.04:LTS canonical linux-raspi-realtime All versions
Ubuntu:26.04 canonical linux-nvidia All versions
Debian:12 debian linux < 5.17.3-1
Fix: upgrade to 5.17.3-1
Debian:13 debian linux < 5.17.3-1
Fix: upgrade to 5.17.3-1
Debian:14 debian linux < 5.17.3-1
Fix: upgrade to 5.17.3-1
Ubuntu:18.04:LTS canonical linux-hwe-5.4 < 5.4.0-117.132~18.04.1
Fix: upgrade to 5.4.0-117.132~18.04.1
Showing 50 of 153. Show the rest
Ecosystem VendorProductAffected versions
Ubuntu:18.04:LTS canonical linux-ibm-5.4 < 5.4.0-1028.32~18.04.1
Fix: upgrade to 5.4.0-1028.32~18.04.1
Ubuntu:18.04:LTS canonical linux-kvm < 4.15.0-1123.128
Fix: upgrade to 4.15.0-1123.128
Ubuntu:18.04:LTS canonical linux-oracle < 4.15.0-1102.113
Fix: upgrade to 4.15.0-1102.113
Ubuntu:18.04:LTS canonical linux-oracle-5.4 < 5.4.0-1076.83~18.04.1
Fix: upgrade to 5.4.0-1076.83~18.04.1
Ubuntu:18.04:LTS canonical linux-raspi-5.4 < 5.4.0-1065.75~18.04.1
Fix: upgrade to 5.4.0-1065.75~18.04.1
Ubuntu:18.04:LTS canonical linux-aws-5.0 All versions
Ubuntu:18.04:LTS canonical linux-aws-5.3 All versions
Ubuntu:18.04:LTS canonical linux-azure All versions
Ubuntu:18.04:LTS canonical linux-azure-5.3 All versions
Ubuntu:18.04:LTS canonical linux-azure-edge All versions
Ubuntu:18.04:LTS canonical linux-gcp All versions
Ubuntu:18.04:LTS canonical linux-gcp-5.3 All versions
Ubuntu:18.04:LTS canonical linux-gke-4.15 All versions
Ubuntu:18.04:LTS canonical linux-gke-5.4 All versions
Ubuntu:18.04:LTS canonical linux-gkeop-5.4 All versions
Ubuntu:18.04:LTS canonical linux-hwe All versions
Ubuntu:18.04:LTS canonical linux-hwe-edge All versions
Ubuntu:18.04:LTS canonical linux-oem All versions
Ubuntu:18.04:LTS canonical linux-oracle-5.0 All versions
Ubuntu:18.04:LTS canonical linux-oracle-5.3 All versions
Ubuntu:Pro:FIPS-updates:18.04:LTS canonical linux-aws-fips < 4.15.0-2076.81
Fix: upgrade to 4.15.0-2076.81
Ubuntu:Pro:FIPS-updates:18.04:LTS canonical linux-azure-fips < 4.15.0-2057.63
Fix: upgrade to 4.15.0-2057.63
Ubuntu:Pro:FIPS-updates:18.04:LTS canonical linux-fips < 4.15.0-1094.105
Fix: upgrade to 4.15.0-1094.105
Ubuntu:Pro:FIPS-updates:18.04:LTS canonical linux-gcp-fips < 4.15.0-2041.46
Fix: upgrade to 4.15.0-2041.46
Ubuntu:Pro:FIPS:18.04:LTS canonical linux-aws-fips All versions
Ubuntu:Pro:FIPS:18.04:LTS canonical linux-azure-fips All versions
Ubuntu:Pro:FIPS:18.04:LTS canonical linux-fips All versions
Ubuntu:Pro:FIPS:18.04:LTS canonical linux-gcp-fips All versions
Ubuntu:20.04:LTS canonical linux < 5.4.0-117.132
Fix: upgrade to 5.4.0-117.132
Ubuntu:20.04:LTS canonical linux-aws < 5.4.0-1078.84
Fix: upgrade to 5.4.0-1078.84
Ubuntu:20.04:LTS canonical linux-azure < 5.4.0-1083.87
Fix: upgrade to 5.4.0-1083.87
Ubuntu:20.04:LTS canonical linux-azure-5.15 < 5.15.0-1008.9~20.04.1
Fix: upgrade to 5.15.0-1008.9~20.04.1
Ubuntu:20.04:LTS canonical linux-bluefield < 5.4.0-1040.44
Fix: upgrade to 5.4.0-1040.44
Ubuntu:20.04:LTS canonical linux-gcp < 5.4.0-1078.84
Fix: upgrade to 5.4.0-1078.84
Ubuntu:20.04:LTS canonical linux-hwe-5.15 < 5.15.0-41.44~20.04.1
Fix: upgrade to 5.15.0-41.44~20.04.1
Ubuntu:20.04:LTS canonical linux-ibm < 5.4.0-1026.29
Fix: upgrade to 5.4.0-1026.29
Ubuntu:20.04:LTS canonical linux-intel-iotg-5.15 < 5.15.0-1008.11~20.04.1
Fix: upgrade to 5.15.0-1008.11~20.04.1
Ubuntu:20.04:LTS canonical linux-iot < 5.4.0-1004.6
Fix: upgrade to 5.4.0-1004.6
Ubuntu:20.04:LTS canonical linux-kvm < 5.4.0-1068.72
Fix: upgrade to 5.4.0-1068.72
Ubuntu:20.04:LTS canonical linux-lowlatency-hwe-5.15 < 5.15.0-42.45~20.04.1
Fix: upgrade to 5.15.0-42.45~20.04.1
Ubuntu:20.04:LTS canonical linux-oracle < 5.4.0-1076.83
Fix: upgrade to 5.4.0-1076.83
Ubuntu:20.04:LTS canonical linux-raspi < 5.4.0-1065.75
Fix: upgrade to 5.4.0-1065.75
Ubuntu:20.04:LTS canonical linux-aws-5.11 All versions
Ubuntu:20.04:LTS canonical linux-aws-5.13 All versions
Ubuntu:20.04:LTS canonical linux-aws-5.8 All versions
Ubuntu:20.04:LTS canonical linux-azure-5.11 All versions
Ubuntu:20.04:LTS canonical linux-azure-5.13 All versions
Ubuntu:20.04:LTS canonical linux-azure-5.8 All versions
Ubuntu:20.04:LTS canonical linux-azure-fde All versions
Ubuntu:20.04:LTS canonical linux-gcp-5.11 All versions
Ubuntu:20.04:LTS canonical linux-gcp-5.13 All versions
Ubuntu:20.04:LTS canonical linux-gke All versions
Ubuntu:20.04:LTS canonical linux-gke-5.15 All versions
Ubuntu:20.04:LTS canonical linux-gkeop All versions
Ubuntu:20.04:LTS canonical linux-gkeop-5.15 All versions
Ubuntu:20.04:LTS canonical linux-hwe-5.11 All versions
Ubuntu:20.04:LTS canonical linux-hwe-5.13 All versions
Ubuntu:20.04:LTS canonical linux-hwe-5.8 All versions
Ubuntu:20.04:LTS canonical linux-intel-5.13 All versions
Ubuntu:20.04:LTS canonical linux-oem-5.10 All versions
Ubuntu:20.04:LTS canonical linux-oem-5.13 All versions
Ubuntu:20.04:LTS canonical linux-oem-5.14 All versions
Ubuntu:20.04:LTS canonical linux-oem-5.6 All versions
Ubuntu:20.04:LTS canonical linux-oracle-5.11 All versions
Ubuntu:20.04:LTS canonical linux-oracle-5.13 All versions
Ubuntu:20.04:LTS canonical linux-oracle-5.8 All versions
Ubuntu:20.04:LTS canonical linux-raspi2 All versions
Ubuntu:20.04:LTS canonical linux-riscv All versions
Ubuntu:20.04:LTS canonical linux-riscv-5.11 All versions
Ubuntu:20.04:LTS canonical linux-riscv-5.8 All versions
Ubuntu:Pro:FIPS-updates:20.04:LTS canonical linux-aws-fips < 5.4.0-1078.84+fips1
Fix: upgrade to 5.4.0-1078.84+fips1
Ubuntu:Pro:FIPS-updates:20.04:LTS canonical linux-azure-fips < 5.4.0-1083.87+fips1
Fix: upgrade to 5.4.0-1083.87+fips1
Ubuntu:Pro:FIPS-updates:20.04:LTS canonical linux-fips < 5.4.0-1054.61
Fix: upgrade to 5.4.0-1054.61
Ubuntu:Pro:FIPS-updates:20.04:LTS canonical linux-gcp-fips < 5.4.0-1078.84+fips1
Fix: upgrade to 5.4.0-1078.84+fips1
Ubuntu:Pro:FIPS:20.04:LTS canonical linux-aws-fips All versions
Ubuntu:Pro:FIPS:20.04:LTS canonical linux-azure-fips All versions
Ubuntu:Pro:FIPS:20.04:LTS canonical linux-fips All versions
Ubuntu:Pro:FIPS:20.04:LTS canonical linux-gcp-fips All versions
Ubuntu:22.04:LTS canonical linux < 5.15.0-37.39
Fix: upgrade to 5.15.0-37.39
Ubuntu:22.04:LTS canonical linux-allwinner-5.19 All versions
Ubuntu:22.04:LTS canonical linux-aws < 5.15.0-1011.14
Fix: upgrade to 5.15.0-1011.14
Ubuntu:22.04:LTS canonical linux-aws-5.19 All versions
Ubuntu:22.04:LTS canonical linux-aws-6.2 All versions
Ubuntu:22.04:LTS canonical linux-aws-6.5 All versions
Ubuntu:22.04:LTS canonical linux-azure < 5.15.0-1010.12
Fix: upgrade to 5.15.0-1010.12
Ubuntu:22.04:LTS canonical linux-azure-5.19 All versions
Ubuntu:22.04:LTS canonical linux-azure-6.2 All versions
Ubuntu:22.04:LTS canonical linux-azure-6.5 All versions
Ubuntu:22.04:LTS canonical linux-azure-fde-5.19 All versions
Ubuntu:22.04:LTS canonical linux-azure-fde-6.2 All versions
Ubuntu:22.04:LTS canonical linux-gcp < 5.15.0-1008.12
Fix: upgrade to 5.15.0-1008.12
Ubuntu:22.04:LTS canonical linux-gcp-5.19 All versions
Ubuntu:22.04:LTS canonical linux-gcp-6.2 All versions
Ubuntu:22.04:LTS canonical linux-gcp-6.5 All versions
Ubuntu:22.04:LTS canonical linux-gke < 5.15.0-1008.10
Fix: upgrade to 5.15.0-1008.10
Ubuntu:22.04:LTS canonical linux-hwe-5.19 All versions
Ubuntu:22.04:LTS canonical linux-hwe-6.2 All versions
Ubuntu:22.04:LTS canonical linux-hwe-6.5 All versions
Ubuntu:22.04:LTS canonical linux-ibm < 5.15.0-1007.8
Fix: upgrade to 5.15.0-1007.8
Ubuntu:22.04:LTS canonical linux-intel-iot-realtime All versions
Ubuntu:22.04:LTS canonical linux-intel-iotg < 5.15.0-1008.11
Fix: upgrade to 5.15.0-1008.11
Ubuntu:22.04:LTS canonical linux-kvm < 5.15.0-1010.11
Fix: upgrade to 5.15.0-1010.11
Linux linux kernel >= 5.17.0, < 5.17.3
Fix: upgrade to 5.17.3
Original advisory text
scsi: zorro7xx: Fix a resource leak in zorro7xx_remove_one()
In the Linux kernel, the following vulnerability has been resolved: scsi: zorro7xx: Fix a resource leak in zorro7xx_remove_one() The error handling path of the probe releases a resource that is not freed in the remove function. In some cases, a ioremap() must be undone. Add the missing iounmap() call in the remove function.
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker partial control (estimated)
Severity
5.5 Medium
Exploitation
<1% chance of attack within 30 days
Type
CWE-401Memory Leak
Timeline
Published26 Feb 2025
Updated3 Nov 2026
First seen7 Mar 2026
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