synced 8 MIN AGO
01 Record

CVE-2022-34494

rpmsg_virtio_add_ctrl_dev in drivers/rpmsg/virtio_rpmsg_bus.c in the Linux kernel before 5.18.4 has a double free.

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector

02 Description

rpmsg_virtio_add_ctrl_dev in drivers/rpmsg/virtio_rpmsg_bus.c in the Linux kernel before 5.18.4 has a double free.

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
0.28% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 21.2% of scored records. A rank, not a probability.
NVD base score
5.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2022-06-26 15:28Z4 YR AGO
Last updated
2024-08-03 09:15Z2 YR AGO
Reserved
2022-06-26
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
Data version
5.1
Document digest
31be038ff141b9f302ff66d39933b690fec08783240270c0d23ba06324bba9a7

05 Affected products

VendorProductVersionsPlatforms
linuxlinux_kernelNot specified—
redhatenterprise_linuxNot specified—

06 References

07 Fixed in

Arch Linux

  • linux
    Fixed in 6.2-1

Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.

Debian 12

  • linux
    Fixed in 5.18.5-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 13

  • linux
    Fixed in 5.18.5-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 14

  • linux
    Fixed in 5.18.5-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 16.04 LTS

  • linux-hwe-edge
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 18.04 LTS

  • linux-aws-5.0
    No fix yet
  • linux-aws-5.3
    No fix yet
  • linux-azure
    No fix yet
  • linux-azure-5.3
    No fix yet
  • linux-azure-edge
    No fix yet
  • linux-gcp
    No fix yet
  • linux-gcp-5.3
    No fix yet
  • linux-gke-4.15
    No fix yet
  • linux-gke-5.4
    No fix yet
  • linux-gkeop-5.4
    No fix yet
  • linux-hwe
    No fix yet
  • linux-oem
    No fix yet
  • linux-oracle-5.0
    No fix yet
  • linux-oracle-5.3
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 20.04 LTS

  • linux-aws-5.11
    No fix yet
  • linux-aws-5.13
    No fix yet
  • linux-aws-5.15
    Fixed in 5.15.0-1020.24~20.04.1
  • linux-aws-5.8
    No fix yet
  • linux-azure-5.11
    No fix yet
  • linux-azure-5.13
    No fix yet
  • linux-azure-5.15
    Fixed in 5.15.0-1020.25~20.04.1
  • linux-azure-5.8
    No fix yet
  • linux-azure-fde-5.15
    Fixed in 5.15.0-1020.25~20.04.1.1
  • linux-gcp-5.11
    No fix yet
  • linux-gcp-5.13
    No fix yet
  • linux-gcp-5.15
    Fixed in 5.15.0-1018.24~20.04.1
  • linux-gcp-5.8
    No fix yet
  • linux-gke-5.15
    Fixed in 5.15.0-1016.19~20.04.1
  • linux-hwe-5.11
    No fix yet
  • linux-hwe-5.13
    No fix yet
  • linux-hwe-5.15
    Fixed in 5.15.0-48.54~20.04.1
  • linux-hwe-5.8
    No fix yet
  • linux-intel-5.13
    No fix yet
  • linux-intel-iotg-5.15
    Fixed in 5.15.0-1016.21~20.04.1
  • linux-lowlatency-hwe-5.15
    Fixed in 5.15.0-48.54~20.04.1
  • linux-oem-5.10
    No fix yet
  • linux-oem-5.13
    No fix yet
  • linux-oem-5.14
    Fixed in 5.14.0-1045.51
  • linux-oem-5.6
    No fix yet
  • linux-oracle-5.11
    No fix yet
  • linux-oracle-5.13
    No fix yet
  • linux-oracle-5.15
    Fixed in 5.15.0-1018.23~20.04.1
  • linux-oracle-5.8
    No fix yet
  • linux-raspi2
    No fix yet
  • linux-riscv
    No fix yet
  • linux-riscv-5.11
    No fix yet
  • linux-riscv-5.15
    Fixed in 5.15.0-1019.22~20.04.1
  • linux-riscv-5.8
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 22.04 LTS

  • linux
    Fixed in 5.15.0-48.54
  • linux-aws
    Fixed in 5.15.0-1020.24
  • linux-azure
    Fixed in 5.15.0-1020.25
  • linux-azure-fde
    Fixed in 5.15.0-1024.30.1
  • linux-gcp
    Fixed in 5.15.0-1018.24
  • linux-gke
    Fixed in 5.15.0-1016.19
  • linux-gkeop
    Fixed in 5.15.0-1003.5
  • linux-ibm
    Fixed in 5.15.0-1015.17
  • linux-intel-iot-realtime
    No fix yet
  • linux-intel-iotg
    Fixed in 5.15.0-1016.21
  • linux-kvm
    Fixed in 5.15.0-1018.22
  • linux-lowlatency
    Fixed in 5.15.0-48.54
  • linux-nvidia
    Fixed in 5.15.0-1007.7
  • linux-oem-5.17
    Fixed in 5.17.0-1013.14
  • linux-oracle
    Fixed in 5.15.0-1018.23
  • linux-raspi
    Fixed in 5.15.0-1015.17
  • linux-realtime
    No fix yet
  • linux-riscv
    Fixed in 5.15.0-1019.22

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 24.04 LTS

  • linux-raspi-realtime
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu Pro Realtime 22.04 LTS

  • linux-realtime
    Fixed in 5.15.0-1021.21
    Available with Ubuntu Pro: https://ubuntu.com/pro

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.