{"id":"CVE-2026-23045","state":"PUBLISHED","title":"net/ena: fix missing lock when update devlink params","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/ena: fix missing lock when update devlink params\n\nFix assert lock warning while calling devl_param_driverinit_value_set()\nin ena.\n\nWARNING: net/devlink/core.c:261 at devl_assert_locked+0x62/0x90, CPU#0: kworker/0:0/9\nCPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted 6.19.0-rc2+ #1 PREEMPT(lazy)\nHardware name: Amazon EC2 m8i-flex.4xlarge/, BIOS 1.0 10/16/2017\nWorkqueue: events work_for_cpu_fn\nRIP: 0010:devl_assert_locked+0x62/0x90\n\nCall Trace:\n <TASK>\n devl_param_driverinit_value_set+0x15/0x1c0\n ena_devlink_alloc+0x18c/0x220 [ena]\n ? __pfx_ena_devlink_alloc+0x10/0x10 [ena]\n ? trace_hardirqs_on+0x18/0x140\n ? lockdep_hardirqs_on+0x8c/0x130\n ? __raw_spin_unlock_irqrestore+0x5d/0x80\n ? __raw_spin_unlock_irqrestore+0x46/0x80\n ? devm_ioremap_wc+0x9a/0xd0\n ena_probe+0x4d2/0x1b20 [ena]\n ? __lock_acquire+0x56a/0xbd0\n ? __pfx_ena_probe+0x10/0x10 [ena]\n ? local_clock+0x15/0x30\n ? __lock_release.isra.0+0x1c9/0x340\n ? mark_held_locks+0x40/0x70\n ? lockdep_hardirqs_on_prepare.part.0+0x92/0x170\n ? trace_hardirqs_on+0x18/0x140\n ? lockdep_hardirqs_on+0x8c/0x130\n ? __raw_spin_unlock_irqrestore+0x5d/0x80\n ? __raw_spin_unlock_irqrestore+0x46/0x80\n ? __pfx_ena_probe+0x10/0x10 [ena]\n ......\n </TASK>","publishedAt":"2026-02-04T16:00:27.874Z","updatedAt":"2026-05-11T21:58:56.122Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"816b52624cf6a03ea541956b448025d844a8287d","status":"affected","lessThan":"f2c4bcfa193eef1b7457a56be9c47a8de015f225","versionType":"git"},{"version":"816b52624cf6a03ea541956b448025d844a8287d","status":"affected","lessThan":"8da901ffe497a53fa4ecc3ceed0e6d771586f88e","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/amazon/ena/ena_devlink.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.17","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.17","versionType":"semver"},{"version":"6.18.6","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/amazon/ena/ena_devlink.c"]}],"references":["https://git.kernel.org/stable/c/f2c4bcfa193eef1b7457a56be9c47a8de015f225","https://git.kernel.org/stable/c/8da901ffe497a53fa4ecc3ceed0e6d771586f88e"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:21.040Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/23xxx/CVE-2026-23045.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-23045","state":"PUBLISHED","datePublished":"2026-02-04T16:00:27.874Z","dateUpdated":"2026-05-11T21:58:56.122Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-01-13T15:37:45.944Z"},"containers":{"cna":{"title":"net/ena: fix missing lock when update devlink params","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/ena: fix missing lock when update devlink params\n\nFix assert lock warning while calling devl_param_driverinit_value_set()\nin ena.\n\nWARNING: net/devlink/core.c:261 at devl_assert_locked+0x62/0x90, CPU#0: kworker/0:0/9\nCPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted 6.19.0-rc2+ #1 PREEMPT(lazy)\nHardware name: Amazon EC2 m8i-flex.4xlarge/, BIOS 1.0 10/16/2017\nWorkqueue: events work_for_cpu_fn\nRIP: 0010:devl_assert_locked+0x62/0x90\n\nCall Trace:\n <TASK>\n devl_param_driverinit_value_set+0x15/0x1c0\n ena_devlink_alloc+0x18c/0x220 [ena]\n ? __pfx_ena_devlink_alloc+0x10/0x10 [ena]\n ? trace_hardirqs_on+0x18/0x140\n ? lockdep_hardirqs_on+0x8c/0x130\n ? __raw_spin_unlock_irqrestore+0x5d/0x80\n ? __raw_spin_unlock_irqrestore+0x46/0x80\n ? devm_ioremap_wc+0x9a/0xd0\n ena_probe+0x4d2/0x1b20 [ena]\n ? __lock_acquire+0x56a/0xbd0\n ? __pfx_ena_probe+0x10/0x10 [ena]\n ? local_clock+0x15/0x30\n ? __lock_release.isra.0+0x1c9/0x340\n ? mark_held_locks+0x40/0x70\n ? lockdep_hardirqs_on_prepare.part.0+0x92/0x170\n ? trace_hardirqs_on+0x18/0x140\n ? lockdep_hardirqs_on+0x8c/0x130\n ? __raw_spin_unlock_irqrestore+0x5d/0x80\n ? __raw_spin_unlock_irqrestore+0x46/0x80\n ? __pfx_ena_probe+0x10/0x10 [ena]\n ......\n </TASK>"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"816b52624cf6a03ea541956b448025d844a8287d","status":"affected","lessThan":"f2c4bcfa193eef1b7457a56be9c47a8de015f225","versionType":"git"},{"version":"816b52624cf6a03ea541956b448025d844a8287d","status":"affected","lessThan":"8da901ffe497a53fa4ecc3ceed0e6d771586f88e","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/amazon/ena/ena_devlink.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.17","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.17","versionType":"semver"},{"version":"6.18.6","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/amazon/ena/ena_devlink.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/f2c4bcfa193eef1b7457a56be9c47a8de015f225"},{"url":"https://git.kernel.org/stable/c/8da901ffe497a53fa4ecc3ceed0e6d771586f88e"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T21:58:56.122Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.17","versionEndExcluding":"6.18.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.17","versionEndExcluding":"6.19"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}