medium 5.5

CVE-2022-2078 json

A vulnerability was found in the Linux kernel's nft_set_desc_concat_parse() function .This flaw allows an attacker to trigger a buffer over…

published 2022-06-30 4 y ago modified 2026-10-14 25 d ago also EUVD-2022-34369

cvss: 5.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.1%; EPSS 1.1% chance of exploitation in 30 days, percentile 64%
public exploits: 0; none known

A vulnerability was found in the Linux kernel's nft_set_desc_concat_parse() function .This flaw allows an attacker to trigger a buffer overflow via nft_set_desc_concat_parse() , causing a denial of service and possibly to run code.

Patch / fix

fixed in 1 distros 6 links 1

Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem V1.1

debian ubuntu red hat almalinux rocky linux azure linux

linux Debian 14, Debian 13, Debian 12 5.18.2-1

debian advisories DEBIAN-CVE-2022-2078

linux Ubuntu 22.04 LTS 5.15.0-37.39
linux-aws Ubuntu 22.04 LTS 5.15.0-1011.14
linux-gcp Ubuntu 22.04 LTS 5.15.0-1008.12
linux-gke Ubuntu 22.04 LTS 5.15.0-1008.10
linux-ibm Ubuntu 22.04 LTS 5.15.0-1007.8
linux-kvm Ubuntu 22.04 LTS 5.15.0-1010.11
linux-azure Ubuntu 22.04 LTS 5.15.0-1010.12
linux-raspi Ubuntu 22.04 LTS 5.15.0-1011.13

ubuntu advisories UBUNTU-CVE-2022-2078

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

perf rhev hypervisor 4.4, RHEL 8.6 EUS 4.18.0-372.91.1.el8_6
kernel-rt RHEL 9 5.14.0-70.26.1.rt21.98.el9_0
kernel-rt-kvm RHEL 9 5.14.0-70.26.1.rt21.98.el9_0
kernel-rt-core RHEL 9 5.14.0-70.26.1.rt21.98.el9_0
kernel-rt-modules RHEL 9 5.14.0-70.26.1.rt21.98.el9_0
kernel-rt-debug-kvm RHEL 9 5.14.0-70.26.1.rt21.98.el9_0
kernel-rt-debug-core RHEL 9 5.14.0-70.26.1.rt21.98.el9_0
kernel-rt-debug-modules RHEL 9 5.14.0-70.26.1.rt21.98.el9_0

red hat advisories RHSA-2024:0724 RHSA-2022:6582 RHSA-2022:6610 RHSA-2022:7683 RHSA-2022:7444

kernel-rt AlmaLinux 8 4.18.0-425.3.1.rt7.213.el8
kernel-rt-kvm AlmaLinux 8 4.18.0-425.3.1.rt7.213.el8
kernel-rt-core AlmaLinux 8 4.18.0-425.3.1.rt7.213.el8
kernel-rt-modules AlmaLinux 8 4.18.0-425.3.1.rt7.213.el8
kernel-rt-debug-kvm AlmaLinux 8 4.18.0-425.3.1.rt7.213.el8
kernel-rt-debug-core AlmaLinux 8 4.18.0-425.3.1.rt7.213.el8
kernel-rt-debug-modules AlmaLinux 8 4.18.0-425.3.1.rt7.213.el8
kernel-rt-modules-extra AlmaLinux 8 4.18.0-425.3.1.rt7.213.el8

almalinux advisories ALSA-2022:7444 ALSA-2022:7683 ALSA-2022:6582 ALSA-2022:6610

kernel Rocky Linux 8 4.18.0-425.3.1.el8
kernel-rt Rocky Linux 8 4.18.0-425.3.1.rt7.213.el8

rocky linux advisories RLSA-2022:7683 RLSA-2022:7444

kernel CBL-Mariner 2.0 5.15.55.1-1

azure linux advisories AZL-10004

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

git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/net/net… advisory

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-2022-2078 updated 2026-11-05 cvss 5.5

kernel: buffer overflow in nft_set_desc_concat_parse()

Red Hat CodeReady Linux Builder (v. 8) kernel-debuginfo-common-x86_64 4.18.0-425.3.1.el8, kernel-debuginfo-common-aarch64 4.18.0-425.3.1.el8, kernel-debuginfo-common-ppc64le 4.18.0-425.3.1.el8
fixed: vendor fix RHSA-2022:7683
Red Hat CodeReady Linux Builder (v. 9) kernel-debuginfo-common-s390x 5.14.0-70.26.1.el9_0, kernel-debuginfo-common-x86_64 5.14.0-70.26.1.el9_0, kernel-debuginfo-common-aarch64 5.14.0-70.26.1.el9_0, kernel-debuginfo-common-ppc64le 5.14.0-70.26.1.el9_0
fixed: vendor fix RHSA-2022:6610
Red Hat CodeReady Linux Builder EUS (v.8.6) kernel-debuginfo-common-x86_64 4.18.0-372.91.1.el8_6, kernel-debuginfo-common-aarch64 4.18.0-372.91.1.el8_6, kernel-debuginfo-common-ppc64le 4.18.0-372.91.1.el8_6
fixed: vendor fix RHSA-2024:0724
Red Hat Enterprise Linux AppStream (v. 9) perf 5.14.0-70.26.1.el9_0, kernel-devel-matched 5.14.0-70.26.1.el9_0, kernel-debug-devel-matched 5.14.0-70.26.1.el9_0, kernel-debuginfo-common-s390x 5.14.0-70.26.1.el9_0, kernel-zfcpdump-devel-matched 5.14.0-70.26.1.el9_0, kernel-debuginfo-common-x86_64 5.14.0-70.26.1.el9_0, +2 more
fixed: vendor fix RHSA-2022:6610
Red Hat Enterprise Linux BaseOS (v. 8) perf 4.18.0-425.3.1.el8, kernel 4.18.0-425.3.1.el8, bpftool 4.18.0-425.3.1.el8, kernel-core 4.18.0-425.3.1.el8, kernel-tools 4.18.0-425.3.1.el8, python3-perf 4.18.0-425.3.1.el8, +15 more
fixed: vendor fix RHSA-2022:7683
Red Hat Enterprise Linux BaseOS (v. 9) kernel 5.14.0-70.26.1.el9_0, bpftool 5.14.0-70.26.1.el9_0, kernel-core 5.14.0-70.26.1.el9_0, kernel-tools 5.14.0-70.26.1.el9_0, python3-perf 5.14.0-70.26.1.el9_0, kernel-modules 5.14.0-70.26.1.el9_0, +14 more
fixed: vendor fix RHSA-2022:6610
Red Hat Enterprise Linux BaseOS EUS (v.8.6) perf 4.18.0-372.91.1.el8_6, kernel 4.18.0-372.91.1.el8_6, bpftool 4.18.0-372.91.1.el8_6, kernel-core 4.18.0-372.91.1.el8_6, kernel-tools 4.18.0-372.91.1.el8_6, python3-perf 4.18.0-372.91.1.el8_6, +15 more
fixed: vendor fix RHSA-2024:0724
Red Hat Enterprise Linux Real Time (v. 8) kernel-rt 4.18.0-425.3.1.rt7.213.el8, kernel-rt-core 4.18.0-425.3.1.rt7.213.el8, kernel-rt-modules 4.18.0-425.3.1.rt7.213.el8, kernel-rt-debug-core 4.18.0-425.3.1.rt7.213.el8, kernel-rt-debug-modules 4.18.0-425.3.1.rt7.213.el8, kernel-rt-modules-extra 4.18.0-425.3.1.rt7.213.el8, +2 more
fixed: vendor fix RHSA-2022:7444

show 5 more

Red Hat Enterprise Linux Real Time (v. 9) kernel-rt 5.14.0-70.26.1.rt21.98.el9_0, kernel-rt-core 5.14.0-70.26.1.rt21.98.el9_0, kernel-rt-modules 5.14.0-70.26.1.rt21.98.el9_0, kernel-rt-debug-core 5.14.0-70.26.1.rt21.98.el9_0, kernel-rt-debug-modules 5.14.0-70.26.1.rt21.98.el9_0, kernel-rt-modules-extra 5.14.0-70.26.1.rt21.98.el9_0, +2 more
fixed: vendor fix RHSA-2022:6582
Red Hat Enterprise Linux Real Time for NFV (v. 8) kernel-rt 4.18.0-425.3.1.rt7.213.el8, kernel-rt-kvm 4.18.0-425.3.1.rt7.213.el8, kernel-rt-core 4.18.0-425.3.1.rt7.213.el8, kernel-rt-modules 4.18.0-425.3.1.rt7.213.el8, kernel-rt-debug-kvm 4.18.0-425.3.1.rt7.213.el8, kernel-rt-debug-core 4.18.0-425.3.1.rt7.213.el8, +4 more
fixed: vendor fix RHSA-2022:7444
Red Hat Enterprise Linux Real Time for NFV (v. 9) kernel-rt 5.14.0-70.26.1.rt21.98.el9_0, kernel-rt-kvm 5.14.0-70.26.1.rt21.98.el9_0, kernel-rt-core 5.14.0-70.26.1.rt21.98.el9_0, kernel-rt-modules 5.14.0-70.26.1.rt21.98.el9_0, kernel-rt-debug-kvm 5.14.0-70.26.1.rt21.98.el9_0, kernel-rt-debug-core 5.14.0-70.26.1.rt21.98.el9_0, +4 more
fixed: vendor fix RHSA-2022:6582
Red Hat Virtualization 4 Hypervisor for RHEL 8 perf 4.18.0-372.91.1.el8_6, kernel-debuginfo-common-x86_64 4.18.0-372.91.1.el8_6
fixed: vendor fix RHSA-2024:0724
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
not affected: vulnerable code not present

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-23-166-11 updated 2024-04-09 cvss 5.5

Siemens SIMATIC S7-1500 TM MFP Linux Kernel

Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem <V1.1
affected: fixed in V1.1, workaround 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

1.05% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	5.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD	2.0	2.1	AV:L/AC:L/Au:N/C:N/I:N/A:P

Affected products

n/a kernel
Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem

Classification

Weakness

CWE-121 Stack-based Buffer Overflow
CWE-120 Buffer Copy without Checking Size of Input

Technology feeds

Linux kernel rss critical rss

References

git.kernel.org /pub/scm/linux/kernel/git/torvalds/linux.git/commit/net/netfilter/nf_tables_api.c?id=fecf31ee395b0295f2d7260aa
mailing-list, patch, vendor-advisory
debian.org /security/2022/dsa-5161
vendor-advisory, third-party-advisory
bugzilla.redhat.com /show_bug.cgi?id=2096178
issue-tracking, third-party-advisory
cert-portal.siemens.com /productcert/html/ssa-794697.html

Sources

CVE List CVE-2022-2078
NVD CVE-2022-2078

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.

Summary