Medium severity5.5NVD Advisory· Published Sep 18, 2025· Updated Jun 17, 2026
CVE-2022-50402
CVE-2022-50402
Description
In the Linux kernel, the following vulnerability has been resolved:
drivers/md/md-bitmap: check the return value of md_bitmap_get_counter()
Check the return value of md_bitmap_get_counter() in case it returns NULL pointer, which will result in a null pointer dereference.
v2: update the check to include other dereference
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
95- osv-coords92 versionspkg:linux/kernelpkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Manager%20Proxy%20LTS%204.3pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSSpkg:rpm/suse/kernel-livepatch-SLE15-SP5_Update_31&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-source&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-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-default-base&distro=SUSE%20Manager%20Server%20LTS%204.3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012%20SP5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSSpkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP4pkg:rpm/suse/kernel-livepatch-SLE15-SP4_Update_45&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP4pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Manager%20Proxy%20LTS%204.3pkg:rpm/suse/kernel-default&distro=SUSE%20Manager%20Server%20LTS%204.3pkg:rpm/suse/kernel-source&distro=SUSE%20Manager%20Server%20LTS%204.3pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Manager%20Server%20LTS%204.3pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/kernel-64kb&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-default&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-default&distro=SUSE%20Manager%20Proxy%20LTS%204.3pkg:rpm/suse/kgraft-patch-SLE12-SP5_Update_73&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP5pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/kernel-default&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-docs&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg: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-64kb&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Manager%20Server%20LTS%204.3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-source&distro=SUSE%20Manager%20Proxy%20LTS%204.3pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4
>= 3.5.0, < 4.19.270+ 91 more
- (no CPE)range: >= 3.5.0, < 4.19.270
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1.150400.24.92.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 4.12.14-122.275.1
- (no CPE)range: < 1-150500.11.3.1
- (no CPE)range: < 5.14.21-150500.55.124.1.150500.6.59.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1.150400.24.92.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 4.12.14-122.275.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 4.12.14-122.275.1
- (no CPE)range: < 4.12.14-122.275.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.15.133.1
- (no CPE)range: < 5.14.21-150400.15.133.1
- (no CPE)range: < 5.14.21-150400.15.133.1
- (no CPE)range: < 5.14.21-150500.13.109.1
- (no CPE)range: < 5.14.21-150500.13.109.1
- (no CPE)range: < 5.14.21-150400.15.133.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150400.24.179.1.150400.24.92.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 1-150400.9.3.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1.150400.24.92.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1.150400.24.92.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 1-8.3.1
- (no CPE)range: < 4.12.14-122.275.1
- (no CPE)range: < 4.12.14-122.275.1
- (no CPE)range: < 4.12.14-122.275.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150500.55.124.1.150500.6.59.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150500.55.124.1.150500.6.59.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150400.24.179.1.150400.24.92.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150500.55.124.1.150500.6.59.1
- (no CPE)range: < 5.14.21-150500.55.124.1.150500.6.59.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150500.55.124.1
- (no CPE)range: < 5.14.21-150400.24.179.1.150400.24.92.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1
- (no CPE)range: < 5.14.21-150400.24.179.1.150400.24.92.1
- (no CPE)range: < 5.14.21-150400.24.179.1
Patches
Vulnerability mechanics
References
7- git.kernel.org/stable/c/100caacfa0ed26e061954c90cdc835d42f709536nvdPatch
- git.kernel.org/stable/c/21e9aac9a74d30907d44bae0d24c036cb3819406nvdPatch
- git.kernel.org/stable/c/3bd548e5b819b8c0f2c9085de775c5c7bff9052fnvdPatch
- git.kernel.org/stable/c/5d8d046f3dba939e74e2414f009df426700430ednvdPatch
- git.kernel.org/stable/c/99bef41f8e8d1d52b5cb34f2f193f1346192752bnvdPatch
- git.kernel.org/stable/c/b621d17fe8b079574c773800148fb86907f3445dnvdPatch
- git.kernel.org/stable/c/ff3b7e12bc9f50de05c9d82b5b79e23e5be888f1nvdPatch
News mentions
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