Unrated severityNVD Advisory· Published Oct 22, 2025· Updated Apr 15, 2026
CVE-2022-50566
CVE-2022-50566
Description
In the Linux kernel, the following vulnerability has been resolved:
mtd: Fix device name leak when register device failed in add_mtd_device()
There is a kmemleak when register device failed: unreferenced object 0xffff888101aab550 (size 8): comm "insmod", pid 3922, jiffies 4295277753 (age 925.408s) hex dump (first 8 bytes): 6d 74 64 30 00 88 ff ff mtd0.... backtrace: [<00000000bde26724>] __kmalloc_node_track_caller+0x4e/0x150 [<000000003c32b416>] kvasprintf+0xb0/0x130 [<000000001f7a8f15>] kobject_set_name_vargs+0x2f/0xb0 [<000000006e781163>] dev_set_name+0xab/0xe0 [<00000000e30d0c78>] add_mtd_device+0x4bb/0x700 [<00000000f3d34de7>] mtd_device_parse_register+0x2ac/0x3f0 [<00000000c0d88488>] 0xffffffffa0238457 [<00000000b40d0922>] 0xffffffffa02a008f [<0000000023d17b9d>] do_one_initcall+0x87/0x2a0 [<00000000770f6ca6>] do_init_module+0xdf/0x320 [<000000007b6768fe>] load_module+0x2f98/0x3330 [<00000000346bed5a>] __do_sys_finit_module+0x113/0x1b0 [<00000000674c2290>] do_syscall_64+0x35/0x80 [<000000004c6a8d97>] entry_SYSCALL_64_after_hwframe+0x46/0xb0
If register device failed, should call put_device() to give up the reference.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
85- osv-coords84 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%205.3pkg: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-base&distro=SUSE%20Manager%20Proxy%20LTS%204.3pkg:rpm/suse/kernel-default-base&distro=SUSE%20Manager%20Server%20LTS%204.3pkg: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%205.3pkg: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-default&distro=SUSE%20Manager%20Proxy%20LTS%204.3pkg:rpm/suse/kernel-default&distro=SUSE%20Manager%20Server%20LTS%204.3pkg: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_46&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP4pkg:rpm/suse/kernel-livepatch-SLE15-SP5_Update_32&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%205.3pkg: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&distro=SUSE%20Manager%20Proxy%20LTS%204.3pkg:rpm/suse/kernel-source&distro=SUSE%20Manager%20Server%20LTS%204.3pkg: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-syms&distro=SUSE%20Manager%20Proxy%20LTS%204.3pkg:rpm/suse/kernel-syms&distro=SUSE%20Manager%20Server%20LTS%204.3pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Manager%20Server%20LTS%204.3
>= 2.6.30, < 4.9.337+ 83 more
- (no CPE)range: >= 2.6.30, < 4.9.337
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150400.24.184.1.150400.24.94.2
- (no CPE)range: < 5.14.21-150400.24.184.1.150400.24.94.2
- (no CPE)range: < 5.14.21-150500.55.127.1.150500.6.61.1
- (no CPE)range: < 5.14.21-150500.55.127.1.150500.6.61.1
- (no CPE)range: < 5.14.21-150400.24.184.1.150400.24.94.2
- (no CPE)range: < 5.14.21-150400.24.184.1.150400.24.94.2
- (no CPE)range: < 5.14.21-150500.55.127.1.150500.6.61.1
- (no CPE)range: < 5.14.21-150400.24.184.1.150400.24.94.2
- (no CPE)range: < 5.14.21-150500.55.127.1.150500.6.61.1
- (no CPE)range: < 5.14.21-150400.24.184.1.150400.24.94.2
- (no CPE)range: < 5.14.21-150500.55.127.1.150500.6.61.1
- (no CPE)range: < 5.14.21-150400.24.184.1.150400.24.94.2
- (no CPE)range: < 5.14.21-150400.24.184.1.150400.24.94.2
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 1-150400.9.5.1
- (no CPE)range: < 1-150500.11.3.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150400.15.136.1
- (no CPE)range: < 5.14.21-150400.15.136.1
- (no CPE)range: < 5.14.21-150500.13.112.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150400.15.136.1
- (no CPE)range: < 5.14.21-150400.15.136.1
- (no CPE)range: < 5.14.21-150500.13.112.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150400.24.184.1
- (no CPE)range: < 5.14.21-150500.55.127.1
- (no CPE)range: < 5.14.21-150400.24.184.1
Patches
Vulnerability mechanics
References
9- git.kernel.org/stable/c/1b172fb05d6315ecec082fd7544a3390e96f0d7envd
- git.kernel.org/stable/c/2302e2dc42b1f84f951c725ce742fc21c5a1e151nvd
- git.kernel.org/stable/c/330bc5533e8a8ed69cb951d5a8edce9bddb9db21nvd
- git.kernel.org/stable/c/71212d73184845c944ef1b43f092e643e5bde003nvd
- git.kernel.org/stable/c/895d68a39481a75c680aa421546931fb11942fa6nvd
- git.kernel.org/stable/c/a75f45afa932bfb24a2603ebcea5efd2e7cdcfd6nvd
- git.kernel.org/stable/c/bcabe1dc2a344adbb3382930a23e273ba9382277nvd
- git.kernel.org/stable/c/db07fe76df01f40cb897d6e9066b84e46957beb3nvd
- git.kernel.org/stable/c/fa0d32ab8407d7481450c664fd0de64f2dae9489nvd
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