CVE-2022-50218: iio: light: isl29028: Fix the warning in isl29028_remove()
Vulnerability summary
CVE-2022-50218 is a medium (CVSS 5.5) NULL Pointer Dereference vulnerability in linux. EPSS estimates a 0.24% chance of exploitation in the next 30 days, higher than 14.6% of scored vulnerabilities.
Not severe (CVSS 5.5, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 6 · Related 6Timeline
- 18-06-2025PublishedVulnerability first disclosed.
- 11-05-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: iio: light: isl29028: Fix the warning in isl29028_remove() The driver use the non-managed form of the register function in isl29028_remove(). To keep the release order as mirroring the ordering in probe, the driver should use non-managed form in probe, too. The following log reveals it: [ 32.374955] isl29028 0-0010: remove [ 32.376861] general protection fault, probably for non-canonical address 0xdffffc0000000006: 0000 [#1] PREEMPT SMP KASAN PTI [ 32.377676] KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037] [ 32.379432] RIP: 0010:kernfs_find_and_get_ns+0x28/0xe0 [ 32.385461] Call Trace: [ 32.385807] sysfs_unmerge_group+0x59/0x110 [ 32.386110] dpm_sysfs_remove+0x58/0xc0 [ 32.386391] device_del+0x296/0xe50 [ 32.386959] cdev_device_del+0x1d/0xd0 [ 32.387231] devm_iio_device_unreg+0x27/0xb0 [ 32.387542] devres_release_group+0x319/0x3d0 [ 32.388162] i2c_device_remove+0x93/0x1f0
CVSS metrics
3 scores · 3 sources · 1 version- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.24%
Chance of exploitation in the next 30 days
Percentile
15%
Versus all other CVEs
30-day change
Increase +0.01 pp
From 0.23% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu110 products
- linux< 4.15.0-197.208 | < 5.4.0-132.148 | < 5.15.0-53.59
- linux-allwinner-5.19All versions (No fix recorded)
- linux-aws< 4.15.0-1143.155 | < 5.4.0-1089.97 | < 5.15.0-1023.27
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ 2db5054ac28d4ab2eaa6c67e2d9f61fa5ba006b8, < ca63d5abf404d2934e2ac03545350de7bb8c8e96 | ≥ 2db5054ac28d4ab2eaa6c67e2d9f61fa5ba006b8, < 359f3b150eab30805fe0e4e9d616887d7257a625 | ≥ 2db5054ac28d4ab2eaa6c67e2d9f61fa5ba006b8, < ed43fb20d3d1fca9d79db0d5faf4321a4dd58c23 | ≥ 2db5054ac28d4ab2eaa6c67e2d9f61fa5ba006b8, < fb1888205c0782f287e5dd4ffff1f665332e868c | ≥ 2db5054ac28d4ab2eaa6c67e2d9f61fa5ba006b8, < fac589fb764699a4bcd288f6656b8cd0408ea968 | ≥ 2db5054ac28d4ab2eaa6c67e2d9f61fa5ba006b8, < 4f0ebfb4b9bfad2326c0b2c3cc7e37f4b9ee9eba | ≥ 2db5054ac28d4ab2eaa6c67e2d9f61fa5ba006b8, < a1135205b0affd255510775a27df571aca84ab4b | ≥ 2db5054ac28d4ab2eaa6c67e2d9f61fa5ba006b8, < 06674fc7c003b9d0aa1d37fef7ab2c24802cc6ad | 4.11
- linux_kernel≥ 4.11, < 4.14.291 | ≥ 4.15, < 4.19.256 | ≥ 4.20, < 5.4.211 | ≥ 5.5, < 5.10.137 | ≥ 5.11, < 5.15.61 | ≥ 5.16, < 5.18.18 | ≥ 5.19, < 5.19.2
Debian1 product
- linux< 6.0.2-1
3 vendors · 113 products
