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Fencer Vulns
medium 4.4

CVE-2022-0494 json

A kernel information leak flaw was identified in the scsi_ioctl function in drivers/scsi/scsi_ioctl.c in the Linux kernel.

published 2022-03-25 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-15631

cvss
4.4
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 36%
public exploits
0
none known

Summary

A kernel information leak flaw was identified in the scsi_ioctl function in drivers/scsi/scsi_ioctl.c in the Linux kernel. This flaw allows a local attacker with a special user privilege (CAP_SYS_ADMIN or CAP_SYS_RAWIO) to create issues with confidentiality.

Patch / fix

  • linux linux_kernel 5.17
  • linux Debian 14, Debian 13, Debian 12 5.16.14-1

debian advisories DEBIAN-CVE-2022-0494

  • linux Ubuntu 18.04 LTS 4.15.0-191.202
  • linux Ubuntu 20.04 LTS 5.4.0-124.140
  • linux-aws Ubuntu 18.04 LTS 4.15.0-1139.150
  • linux-aws Ubuntu 20.04 LTS 5.4.0-1083.90
  • linux-gcp Ubuntu 20.04 LTS 5.4.0-1086.94
  • linux-gke Ubuntu 20.04 LTS 5.4.0-1080.86
  • linux-ibm Ubuntu 20.04 LTS 5.4.0-1031.35
  • linux-iot Ubuntu 20.04 LTS 5.4.0-1004.6

ubuntu advisories UBUNTU-CVE-2022-0494

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • kernel RHEL 8 4.18.0-372.32.1.el8_6
  • perf rhev hypervisor 4.4, RHEL 8 4.18.0-372.32.1.el8_6
  • bpftool RHEL 8 4.18.0-372.32.1.el8_6
  • kernel-core RHEL 8 4.18.0-372.32.1.el8_6
  • kernel-tools RHEL 8 4.18.0-372.32.1.el8_6
  • python3-perf RHEL 8 4.18.0-372.32.1.el8_6
  • kernel-modules RHEL 8 4.18.0-372.32.1.el8_6
  • kernel-zfcpdump RHEL 8 4.18.0-372.32.1.el8_6

red hat advisories RHSA-2022:7110RHSA-2022:7134RHSA-2022:6243RHSA-2022:6248RHSA-2022:6002RHSA-2022:6003

  • kernel-azure SLE Module for Public Cloud 15 SP4, openSUSE Leap 15.4 5.14.21-150400.14.7.1
  • kernel-syms-azure SLE Module for Public Cloud 15 SP4, openSUSE Leap 15.4 5.14.21-150400.14.7.1
  • kernel-source-azure SLE Module for Public Cloud 15 SP4, openSUSE Leap 15.4 5.14.21-150400.14.7.1
  • dtb-aarch64 openSUSE Leap 15.4 5.14.21-150400.24.11.1
  • kernel-64kb SLE Module for Basesystem 15 SP4, openSUSE Leap 15.4 5.14.21-150400.24.11.1
  • kernel-syms SLE Module for Development Tools 15 SP4, openSUSE Leap 15.4 5.14.21-150400.24.11.1
  • kernel-obs-qa openSUSE Leap 15.4 5.14.21-150400.24.11.1
  • kernel-source SLE Module for Development Tools 15 SP4, SLE Module for Basesystem 15 SP4, openSUSE Leap 15.4 5.14.21-150400.24.11.1

suse advisories SUSE-SU-2022:2615-1SUSE-SU-2022:2520-1

  • kernel AlmaLinux 8 4.18.0-372.32.1.el8_6
  • perf AlmaLinux 8 4.18.0-372.32.1.el8_6
  • bpftool AlmaLinux 8 4.18.0-372.32.1.el8_6
  • kernel-core AlmaLinux 8 4.18.0-372.32.1.el8_6
  • kernel-tools AlmaLinux 8 4.18.0-372.32.1.el8_6
  • python3-perf AlmaLinux 8 4.18.0-372.32.1.el8_6
  • kernel-modules AlmaLinux 8 4.18.0-372.32.1.el8_6
  • kernel-debug-core AlmaLinux 8 4.18.0-372.32.1.el8_6

almalinux advisories ALSA-2022:7110ALSA-2022:7134ALSA-2022:6002ALSA-2022:6003

  • kernel-rt Rocky Linux 8 4.18.0-372.32.1.rt7.189.el8_6
  • kernel Rocky Linux 8 4.18.0-372.32.1.el8_6

rocky linux advisories RLSA-2022:7134RLSA-2022:7110

  • kernel CBL-Mariner 2.0 5.15.37.1-2

azure linux advisories AZL-9240

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-0494 updated cvss 4.4

kernel: information leak in scsi_ioctl()

  • Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more Red Hat Enterprise Linux 7 perf, kernel, bpftool, kernel-rt, python-perf, kernel-kdump, +8 more
    affected: workaround, no fix available
  • Red Hat CodeReady Linux Builder (v. 9) kernel-debuginfo-common-s390x 5.14.0-70.22.1.el9_0, kernel-debuginfo-common-x86_64 5.14.0-70.22.1.el9_0, kernel-debuginfo-common-aarch64 5.14.0-70.22.1.el9_0, kernel-debuginfo-common-ppc64le 5.14.0-70.22.1.el9_0 Red Hat Enterprise Linux AppStream (v. 9) perf 5.14.0-70.22.1.el9_0, kernel-devel-matched 5.14.0-70.22.1.el9_0, kernel-debug-devel-matched 5.14.0-70.22.1.el9_0, kernel-debuginfo-common-s390x 5.14.0-70.22.1.el9_0, kernel-zfcpdump-devel-matched 5.14.0-70.22.1.el9_0, kernel-debuginfo-common-x86_64 5.14.0-70.22.1.el9_0, +2 more
    fixed: vendor fix RHSA-2022:6003
  • Red Hat Enterprise Linux BaseOS (v. 8) perf 4.18.0-372.32.1.el8_6, kernel 4.18.0-372.32.1.el8_6, bpftool 4.18.0-372.32.1.el8_6, kernel-core 4.18.0-372.32.1.el8_6, kernel-tools 4.18.0-372.32.1.el8_6, python3-perf 4.18.0-372.32.1.el8_6, +15 more
    fixed: vendor fix RHSA-2022:7110
  • Red Hat Enterprise Linux BaseOS (v. 9) kernel 5.14.0-70.22.1.el9_0, bpftool 5.14.0-70.22.1.el9_0, kernel-core 5.14.0-70.22.1.el9_0, kernel-tools 5.14.0-70.22.1.el9_0, python3-perf 5.14.0-70.22.1.el9_0, kernel-modules 5.14.0-70.22.1.el9_0, +14 more
    fixed: vendor fix RHSA-2022:6003
  • Red Hat Enterprise Linux BaseOS EUS (v.8.4) perf 4.18.0-305.62.1.el8_4, kernel 4.18.0-305.62.1.el8_4, bpftool 4.18.0-305.62.1.el8_4, kernel-core 4.18.0-305.62.1.el8_4, kernel-tools 4.18.0-305.62.1.el8_4, python3-perf 4.18.0-305.62.1.el8_4, +15 more
    fixed: vendor fix RHSA-2022:6243
  • Red Hat Enterprise Linux CRB (v. 8) kernel-debuginfo-common-x86_64 4.18.0-372.32.1.el8_6, kernel-debuginfo-common-aarch64 4.18.0-372.32.1.el8_6, kernel-debuginfo-common-ppc64le 4.18.0-372.32.1.el8_6
    fixed: vendor fix RHSA-2022:7110
  • Red Hat Enterprise Linux CRB EUS (v.8.4) kernel-debuginfo-common-x86_64 4.18.0-305.62.1.el8_4, kernel-debuginfo-common-aarch64 4.18.0-305.62.1.el8_4, kernel-debuginfo-common-ppc64le 4.18.0-305.62.1.el8_4
    fixed: vendor fix RHSA-2022:6243
  • Red Hat Enterprise Linux NFV (v. 8) kernel-rt 4.18.0-372.32.1.rt7.189.el8_6, kernel-rt-kvm 4.18.0-372.32.1.rt7.189.el8_6, kernel-rt-core 4.18.0-372.32.1.rt7.189.el8_6, kernel-rt-modules 4.18.0-372.32.1.rt7.189.el8_6, kernel-rt-debug-kvm 4.18.0-372.32.1.rt7.189.el8_6, kernel-rt-debug-core 4.18.0-372.32.1.rt7.189.el8_6, +4 more
    fixed: vendor fix RHSA-2022:7134
show 5 more
  • Red Hat Enterprise Linux NFV EUS (v.8.4) kernel-rt 4.18.0-305.62.1.rt7.134.el8_4, kernel-rt-kvm 4.18.0-305.62.1.rt7.134.el8_4, kernel-rt-core 4.18.0-305.62.1.rt7.134.el8_4, kernel-rt-modules 4.18.0-305.62.1.rt7.134.el8_4, kernel-rt-debug-kvm 4.18.0-305.62.1.rt7.134.el8_4, kernel-rt-debug-core 4.18.0-305.62.1.rt7.134.el8_4, +4 more
    fixed: vendor fix RHSA-2022:6248
  • Red Hat Enterprise Linux Real Time (v. 9) kernel-rt 5.14.0-70.22.1.rt21.94.el9_0, kernel-rt-core 5.14.0-70.22.1.rt21.94.el9_0, kernel-rt-modules 5.14.0-70.22.1.rt21.94.el9_0, kernel-rt-debug-core 5.14.0-70.22.1.rt21.94.el9_0, kernel-rt-debug-modules 5.14.0-70.22.1.rt21.94.el9_0, kernel-rt-modules-extra 5.14.0-70.22.1.rt21.94.el9_0, +2 more Red Hat Enterprise Linux Real Time for NFV (v. 9) kernel-rt 5.14.0-70.22.1.rt21.94.el9_0, kernel-rt-kvm 5.14.0-70.22.1.rt21.94.el9_0, kernel-rt-core 5.14.0-70.22.1.rt21.94.el9_0, kernel-rt-modules 5.14.0-70.22.1.rt21.94.el9_0, kernel-rt-debug-kvm 5.14.0-70.22.1.rt21.94.el9_0, kernel-rt-debug-core 5.14.0-70.22.1.rt21.94.el9_0, +4 more
    fixed: vendor fix RHSA-2022:6002
  • Red Hat Enterprise Linux RT (v. 8) kernel-rt 4.18.0-372.32.1.rt7.189.el8_6, kernel-rt-core 4.18.0-372.32.1.rt7.189.el8_6, kernel-rt-modules 4.18.0-372.32.1.rt7.189.el8_6, kernel-rt-debug-core 4.18.0-372.32.1.rt7.189.el8_6, kernel-rt-debug-modules 4.18.0-372.32.1.rt7.189.el8_6, kernel-rt-modules-extra 4.18.0-372.32.1.rt7.189.el8_6, +2 more
    fixed: vendor fix RHSA-2022:7134
  • Red Hat Enterprise Linux RT EUS (v.8.4) kernel-rt 4.18.0-305.62.1.rt7.134.el8_4, kernel-rt-core 4.18.0-305.62.1.rt7.134.el8_4, kernel-rt-modules 4.18.0-305.62.1.rt7.134.el8_4, kernel-rt-debug-core 4.18.0-305.62.1.rt7.134.el8_4, kernel-rt-debug-modules 4.18.0-305.62.1.rt7.134.el8_4, kernel-rt-modules-extra 4.18.0-305.62.1.rt7.134.el8_4, +2 more
    fixed: vendor fix RHSA-2022:6248
  • Red Hat Virtualization 4 Hypervisor for RHEL 8 perf 4.18.0-372.32.1.el8_6, kernel-debuginfo-common-x86_64 4.18.0-372.32.1.el8_6
    fixed: vendor fix RHSA-2022:7110

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

cisa ICSA-23-075-01 updated cvss 4.4

Siemens SCALANCE, RUGGEDCOM Third-Party

  • Siemens RUGGEDCOM RM1224 LTE(4G) EU (6GK6108-4AM00-2BA2) <V7.2 Siemens RUGGEDCOM RM1224 LTE(4G) NAM (6GK6108-4AM00-2DA2) <V7.2 Siemens SCALANCE M804PB (6GK5804-0AP00-2AA2) <V7.2 Siemens SCALANCE M812-1 ADSL-Router (Annex A) (6GK5812-1AA00-2AA2) <V7.2 Siemens SCALANCE M812-1 ADSL-Router (Annex B) (6GK5812-1BA00-2AA2) <V7.2 Siemens SCALANCE M816-1 ADSL-Router (Annex A) (6GK5816-1AA00-2AA2) <V7.2
    +14 more products
    Siemens SCALANCE M816-1 ADSL-Router (Annex B) (6GK5816-1BA00-2AA2) <V7.2 Siemens SCALANCE M826-2 SHDSL-Router (6GK5826-2AB00-2AB2) <V7.2 Siemens SCALANCE M874-2 (6GK5874-2AA00-2AA2) <V7.2 Siemens SCALANCE M874-3 (6GK5874-3AA00-2AA2) <V7.2 Siemens SCALANCE M876-3 (EVDO) (6GK5876-3AA02-2BA2) <V7.2 Siemens SCALANCE M876-3 (ROK) (6GK5876-3AA02-2EA2) <V7.2 Siemens SCALANCE M876-4 (6GK5876-4AA10-2BA2) <V7.2 Siemens SCALANCE M876-4 (EU) (6GK5876-4AA00-2BA2) <V7.2 Siemens SCALANCE M876-4 (NAM) (6GK5876-4AA00-2DA2) <V7.2 Siemens SCALANCE MUM853-1 (EU) (6GK5853-2EA00-2DA1) <V7.2 Siemens SCALANCE MUM856-1 (EU) (6GK5856-2EA00-3DA1) <V7.2 Siemens SCALANCE MUM856-1 (RoW) (6GK5856-2EA00-3AA1) <V7.2 Siemens SCALANCE S615 (6GK5615-0AA00-2AA2) <V7.2 Siemens SCALANCE S615 EEC (6GK5615-0AA01-2AA2) <V7.2
    affected: fixed in V7.2 support.industry.siemens.com

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

Exploit prediction

0.42% chance of exploitation in the next 30 days, higher than 36% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 4.9 AV:L/AC:L/Au:N/C:C/I:N/A:N

Affected products

  • n/a kernel

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
  • CWE-908 Use of Uninitialized Resource
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.