Unrated severityNVD Advisory· Published Dec 24, 2025· Updated Apr 15, 2026
CVE-2022-50742
CVE-2022-50742
Description
In the Linux kernel, the following vulnerability has been resolved:
misc: ocxl: fix possible refcount leak in afu_ioctl()
eventfd_ctx_put need to be called to put the refcount that gotten by eventfd_ctx_fdget when ocxl_irq_set_handler fails.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
80- osv-coords79 versionspkg:linux/kernelpkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP4pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP4pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/kernel-livepatch-SLE15-SP4_Update_48&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP4pkg:rpm/suse/kernel-livepatch-SLE15-SP5_Update_34&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSS
>= 5.2.0, < 5.4.220+ 78 more
- (no CPE)range: >= 5.2.0, < 5.4.220
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150400.24.194.1.150400.24.98.3
- (no CPE)range: < 5.14.21-150400.24.194.1.150400.24.98.3
- (no CPE)range: < 5.14.21-150500.55.133.1.150500.6.65.1
- (no CPE)range: < 5.14.21-150500.55.133.1.150500.6.65.1
- (no CPE)range: < 5.3.18-150300.59.232.1.150300.18.138.1
- (no CPE)range: < 5.14.21-150400.24.194.1.150400.24.98.3
- (no CPE)range: < 5.14.21-150400.24.194.1.150400.24.98.3
- (no CPE)range: < 5.14.21-150500.55.133.1.150500.6.65.1
- (no CPE)range: < 5.14.21-150400.24.194.1.150400.24.98.3
- (no CPE)range: < 5.14.21-150500.55.133.1.150500.6.65.1
- (no CPE)range: < 5.14.21-150400.24.194.1.150400.24.98.3
- (no CPE)range: < 5.14.21-150500.55.133.1.150500.6.65.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.3.18-150300.59.232.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 1-150400.9.7.1
- (no CPE)range: < 1-150500.11.3.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.3.18-150300.232.1
- (no CPE)range: < 5.14.21-150400.15.142.1
- (no CPE)range: < 5.14.21-150400.15.142.1
- (no CPE)range: < 5.14.21-150500.13.118.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.3.18-150300.232.1
- (no CPE)range: < 5.14.21-150400.15.142.1
- (no CPE)range: < 5.14.21-150400.15.142.1
- (no CPE)range: < 5.14.21-150500.13.118.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150500.55.133.1
- (no CPE)range: < 5.14.21-150400.24.194.1
- (no CPE)range: < 5.14.21-150500.55.133.1
Patches
Vulnerability mechanics
References
6- git.kernel.org/stable/c/11bd8bbdf8f6f5c1145bb158793107a57e3a1f07nvd
- git.kernel.org/stable/c/66032c43291672bae8b93184d2806f05be3e16dfnvd
- git.kernel.org/stable/c/7ba19a60c74fb0057d4daef2fa2cbfc9522f3ba1nvd
- git.kernel.org/stable/c/843433a02e344d30fbb62dfd834c60631baaa527nvd
- git.kernel.org/stable/c/c3b69ba5114c860d730870c03ab4ee45276e5e35nvd
- git.kernel.org/stable/c/fc797285c40a9cc441357abb3521d3e51c743f67nvd
News mentions
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