Vulnerability · CVE-2023-54219
In the Linux kernel, the following vulnerability has been resolved: Revert "IB/isert: Fix incorrect release of isert connection" Commit: 699826f4e30a ("IB/isert: Fix incorrect rele
Published Dec 30, 2025 · catalog updated Aug 5, 2026 · Linux Linux
Last checked Nov 1, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2023-54219. EPSS is 0.69%. Act only if a listed version of Linux Linux is installed.
Gaps on this record
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
Same product and reporting
- CVE-2026-99164 · High
- CVE-2026-99158 · Unknown
- CVE-2026-99157 · Unknown
- CVE-2026-99154 · Critical
- CVE-2026-99123 · High
- Severity
- High7.5
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.69%
- Remediation
- Version ranges on file
- Affected products
- vendor Linux Linux 6.3.9 <6.4
In the Linux kernel, the following vulnerability has been resolved: Revert "IB/isert: Fix incorrect release of isert connection" Commit: 699826f4e30a ("IB/isert: Fix incorrect release of isert connection") is causing problems on OPA when DEVICE_REMOVAL is happening. ------------[ cut here ]------------ WARNING: CPU: 52 PID: 2117247 at drivers/infiniband/core/cq.c:359 ib_cq_pool_cleanup+0xac/0xb0 [ib_core] Modules linked in: nfsd nfs_acl target_core_user uio tcm_fc libfc scsi_transport_fc tcm_loop target_core_pscsi target_core_iblock target_core_file rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolv
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- vendor Linux Linux 6.3.9 <6.46.3.9 <6.4
How to fix CVE-2023-54219
Upgrade
CVE-2023-54219 lists a fix boundary at 6.4. Compare the installed build with that boundary before you change production.
Version check
Seen in 6.3.9 <6.4
Advisory
Open the cve_org record and follow its fix.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2023-54219. EPSS is 0.69%. Act only if a listed version of Linux Linux is installed.
Which versions are affected?
Compare what you have installed with Linux Linux 6.3.9 <6.4 6.3.9 <6.4. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 0.69%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
Timeline
Detection, updates, and resolution for this record.
Dec 30, 2025 · EUVD
Detected
In the Linux kernel, the following vulnerability has been resolved: Revert "IB/isert: Fix incorrect release of isert connection" Commit: 699826f4e30a ("IB/isert: Fix incorrect release of isert connection") is causing problems on OPA when DEVICE_REMOVAL is happening. ------------[ cut here ]------------ WARNING: CPU: 52 PID: 2117247 at drivers/infiniband/core/cq.c:359 ib_cq_pool_cleanup+0xac/0xb0 [
Aug 5, 2026 · EUVD
Updated
In the Linux kernel, the following vulnerability has been resolved: Revert "IB/isert: Fix incorrect release of isert connection" Commit: 699826f4e30a ("IB/isert: Fix incorrect release of isert connection") is causing problems on OPA when DEVICE_REMOVAL is happening. ------------[ cut here ]------------ WARNING: CPU: 52 PID: 2117247 at drivers/infiniband/core/cq.c:359 ib_cq_pool_cleanup+0xac/0xb0 [
Sources
- CVE.orgVulnerability recordCVE-2023-54219
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2023-54219
30-day exploitation probability 0.69%
first.org - EUVDVulnerability recordEUVD-2023-60422
In the Linux kernel, the following vulnerability has been resolved: Revert "IB/isert: Fix incorrect release of isert connection" Commit: 699826f4e30a ("IB/isert: Fix incorrect release of isert connection") is causing problems on OPA when DEVICE_REMOVAL is happening. ------------[
euvd.enisa.europa.eu
References
Freshness
Last verified in this catalog Nov 1, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- FIRST EPSSNov 1, 2026
- CVE.orgOct 29, 2026
- EUVDOct 29, 2026