high 7.5

CVE-2024-26769 json

nvmet-fc: avoid deadlock on delete association path

published 2024-04-03 2 y ago modified 2026-08-05 3 mo ago also EUVD-2024-24031

cvss: 7.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 50%
public exploits: 0; none known

In the Linux kernel, the following vulnerability has been resolved:

When deleting an association the shutdown path is deadlocking because we try to flush the nvmet_wq nested. Avoid this by deadlock by deferring the put work into its own work item.

Patch / fix

fixed in 1 distros 6 links 5

Linux Linux 5.15.150, 6.1.80, 6.6.19, 6.7.7, 6.8

debian ubuntu red hat suse almalinux rocky linux

linux Debian 12 6.1.82-1
linux Debian 14, Debian 13 6.7.7-1

debian advisories DEBIAN-CVE-2024-26769

linux Ubuntu 22.04 LTS 5.15.0-112.122
linux-aws Ubuntu 22.04 LTS 5.15.0-1063.69
linux-gcp Ubuntu 22.04 LTS 5.15.0-1062.70
linux-gke Ubuntu 22.04 LTS 5.15.0-1060.66
linux-ibm Ubuntu 22.04 LTS 5.15.0-1056.59
linux-kvm Ubuntu 22.04 LTS 5.15.0-1060.65
linux-azure Ubuntu 22.04 LTS 5.15.0-1066.75
linux-gkeop Ubuntu 22.04 LTS 5.15.0-1046.53

ubuntu advisories UBUNTU-CVE-2024-26769

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 4.18.0-553.22.1.el8_10
perf RHEL 8 4.18.0-553.22.1.el8_10
bpftool RHEL 8 4.18.0-553.22.1.el8_10
kernel-core RHEL 8 4.18.0-553.22.1.el8_10
kernel-tools RHEL 8 4.18.0-553.22.1.el8_10
python3-perf RHEL 8 4.18.0-553.22.1.el8_10
kernel-modules RHEL 8 4.18.0-553.22.1.el8_10
kernel-zfcpdump RHEL 8 4.18.0-553.22.1.el8_10

red hat advisories RHSA-2024:7000 RHSA-2024:7001

kernel-source Linux Micro 6.0 6.4.0-18.1
kernel-default Linux Micro 6.0 6.4.0-18.1
kernel-kvmsmall Linux Micro 6.0 6.4.0-18.1
kernel-default-base Linux Micro 6.0 6.4.0-17.1.1.51
kernel-rt Real Time Module 15 SP6, openSUSE Leap 15.6 6.4.0-150600.10.5.1
kernel-syms-rt Real Time Module 15 SP6, openSUSE Leap 15.6 6.4.0-150600.10.5.1
kernel-rt_debug Real Time Module 15 SP6, openSUSE Leap 15.6 6.4.0-150600.10.5.1
kernel-source-rt Real Time Module 15 SP6, openSUSE Leap 15.6 6.4.0-150600.10.5.1

suse advisories SUSE-SU-2025:20008-1 SUSE-SU-2024:2973-1 SUSE-SU-2024:2203-1 SUSE-SU-2024:2135-1 SUSE-SU-2024:1663-1 SUSE-SU-2024:1659-1

kernel AlmaLinux 8 4.18.0-553.22.1.el8_10
perf AlmaLinux 8 4.18.0-553.22.1.el8_10
bpftool AlmaLinux 8 4.18.0-553.22.1.el8_10
kernel-core AlmaLinux 8 4.18.0-553.22.1.el8_10
kernel-tools AlmaLinux 8 4.18.0-553.22.1.el8_10
python3-perf AlmaLinux 8 4.18.0-553.22.1.el8_10
kernel-modules AlmaLinux 8 4.18.0-553.22.1.el8_10
kernel-zfcpdump AlmaLinux 8 4.18.0-553.22.1.el8_10

almalinux advisories ALSA-2024:7000 ALSA-2024:7001

kernel Rocky Linux 8 4.18.0-553.22.1.el8_10
kernel-rt Rocky Linux 8 4.18.0-553.22.1.rt7.363.el8_10

rocky linux advisories RLSA-2024:7000 RLSA-2024:7001

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-2024-26769 updated 2026-11-07 cvss 4.4

kernel: nvmet-fc: avoid deadlock on delete association path

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: no fix planned “Out of support scope”
Red Hat Enterprise Linux 9 rv, perf, rtla, kernel, bpftool, libperf, +82 more
affected: no fix available “Fix deferred”
Red Hat Enterprise Linux BaseOS (v. 8) perf 4.18.0-553.22.1.el8_10, kernel 4.18.0-553.22.1.el8_10, bpftool 4.18.0-553.22.1.el8_10, kernel-core 4.18.0-553.22.1.el8_10, kernel-tools 4.18.0-553.22.1.el8_10, python3-perf 4.18.0-553.22.1.el8_10, +15 more Red Hat Enterprise Linux CRB (v. 8) kernel-debuginfo-common-x86_64 4.18.0-553.22.1.el8_10, kernel-debuginfo-common-aarch64 4.18.0-553.22.1.el8_10, kernel-debuginfo-common-ppc64le 4.18.0-553.22.1.el8_10
fixed: vendor fix RHSA-2024:7000
Red Hat Enterprise Linux NFV (v. 8) kernel-rt 4.18.0-553.22.1.rt7.363.el8_10, kernel-rt-kvm 4.18.0-553.22.1.rt7.363.el8_10, kernel-rt-core 4.18.0-553.22.1.rt7.363.el8_10, kernel-rt-modules 4.18.0-553.22.1.rt7.363.el8_10, kernel-rt-debug-kvm 4.18.0-553.22.1.rt7.363.el8_10, kernel-rt-debug-core 4.18.0-553.22.1.rt7.363.el8_10, +4 more Red Hat Enterprise Linux RT (v. 8) kernel-rt 4.18.0-553.22.1.rt7.363.el8_10, kernel-rt-core 4.18.0-553.22.1.rt7.363.el8_10, kernel-rt-modules 4.18.0-553.22.1.rt7.363.el8_10, kernel-rt-debug-core 4.18.0-553.22.1.rt7.363.el8_10, kernel-rt-debug-modules 4.18.0-553.22.1.rt7.363.el8_10, kernel-rt-modules-extra 4.18.0-553.22.1.rt7.363.el8_10, +2 more
fixed: vendor fix RHSA-2024:7001
Red Hat OpenShift AI 8 rhoai/odh-rhel8-operator v2.13.1-2, rhoai/odh-dashboard-rhel8 v2.13.1-1, rhoai/odh-modelmesh-rhel8 v2.13.1-1, rhoai/odh-operator-bundle v2.13.1-2, rhoai/odh-rhel8-operator v2.14.0-24, rhoai/odh-dashboard-rhel8 v2.14.0-11, +56 more
fixed: vendor fix RHBA-2024:8413

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 SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-07-16)

Exploit prediction

0.64% chance of exploitation in the next 30 days, higher than 50% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA ADP	3.1	4.4	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CNA	3.1	4.4	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Affected products

Linux Linux

Classification

Technology feeds

Linux kernel rss critical rss

References

Sources

CVE List CVE-2024-26769
NVD CVE-2024-26769

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