CVE-2026-23045: net/ena: fix missing lock when update devlink params

Deferred
AliasesUBUNTU-CVE-2026-23045DEBIAN-CVE-2026-23045
Published 04-02-2026Last modified 11-05-2026

Vulnerability summary

CVE-2026-23045 is a vulnerability in linux with no CVSS score yet. EPSS estimates a 0.18% chance of exploitation in the next 30 days, higher than 7.7% of scored vulnerabilities.

Priority
Insufficient evidence

No CVSS vector published; no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
Not scored
010
No CVSS score recorded
EPSS score
0.18%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 6 · Related 6
USN-8570-1USN-8570-2USN-8594-1USN-8604-1USN-8605-1USN-8669-1

Timeline

  1. 04-02-2026
    PublishedVulnerability first disclosed.
  2. 11-05-2026
    Last modifiedVulnerability information updated.

Description

In the Linux kernel, the following vulnerability has been resolved: net/ena: fix missing lock when update devlink params Fix assert lock warning while calling devl_param_driverinit_value_set() in ena. WARNING: net/devlink/core.c:261 at devl_assert_locked+0x62/0x90, CPU#0: kworker/0:0/9 CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted 6.19.0-rc2+ #1 PREEMPT(lazy) Hardware name: Amazon EC2 m8i-flex.4xlarge/, BIOS 1.0 10/16/2017 Workqueue: events work_for_cpu_fn RIP: 0010:devl_assert_locked+0x62/0x90 Call Trace: <TASK> devl_param_driverinit_value_set+0x15/0x1c0 ena_devlink_alloc+0x18c/0x220 [ena] ? __pfx_ena_devlink_alloc+0x10/0x10 [ena] ? trace_hardirqs_on+0x18/0x140 ? lockdep_hardirqs_on+0x8c/0x130 ? __raw_spin_unlock_irqrestore+0x5d/0x80 ? __raw_spin_unlock_irqrestore+0x46/0x80 ? devm_ioremap_wc+0x9a/0xd0 ena_probe+0x4d2/0x1b20 [ena] ? __lock_acquire+0x56a/0xbd0 ? __pfx_ena_probe+0x10/0x10 [ena] ? local_clock+0x15/0x30 ? __lock_release.isra.0+0x1c9/0x340 ? mark_held_locks+0x40/0x70 ? lockdep_hardirqs_on_prepare.part.0+0x92/0x170 ? trace_hardirqs_on+0x18/0x140 ? lockdep_hardirqs_on+0x8c/0x130 ? __raw_spin_unlock_irqrestore+0x5d/0x80 ? __raw_spin_unlock_irqrestore+0x46/0x80 ? __pfx_ena_probe+0x10/0x10 [ena] ...... </TASK>

CVSS metrics

Risk metrics not yet published.

EPSS trend

Probability

0.18%

Chance of exploitation in the next 30 days

Percentile

8%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.18% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Version check

Known conditions: not stated in public data.

Ubuntu100 products
  • linuxAll versions (No fix recorded)
  • linux-allwinner-5.19All versions (No fix recorded)
  • linux-awsAll versions (No fix recorded)
  • linux-aws-5.0All versions (No fix recorded)
  • linux-aws-5.11All versions (No fix recorded)
Debian1 product
  • linux< 6.18.8-1
Linux1 product
  • linux≥ 816b52624cf6a03ea541956b448025d844a8287d, < f2c4bcfa193eef1b7457a56be9c47a8de015f225 | ≥ 816b52624cf6a03ea541956b448025d844a8287d, < 8da901ffe497a53fa4ecc3ceed0e6d771586f88e | 6.17

3 vendors · 102 products

References

12 links
Show all 12 references