CVE-2022-50110: watchdog: sp5100_tco: Fix a memory leak of EFCH MMIO resource
Vulnerability summary
CVE-2022-50110 is a medium (CVSS 5.5) vulnerability in linux. EPSS estimates a 0.24% chance of exploitation in the next 30 days, higher than 15.8% 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 4Timeline
- 18-06-2025PublishedVulnerability first disclosed.
- 23-05-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: watchdog: sp5100_tco: Fix a memory leak of EFCH MMIO resource Unlike release_mem_region(), a call to release_resource() does not free the resource, so it has to be freed explicitly to avoid a memory leak.
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
16%
Versus all other CVEs
30-day change
Increase +0.01 pp
From 0.24% 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.
Ubuntu94 products
- linux< 5.15.0-53.59
- linux-allwinner-5.19All versions (No fix recorded)
- linux-aws< 5.15.0-1023.27
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ b4c0f1600df43245c8c3425dbd9426fdfba6c4b2, < 84ddf527f90755beec6b55ce2e31331f5ccd4e37 | ≥ 0578fff4aae5bce3f09875f58e68e9ffbab8daf5, < 3a1becb1f13268ef58f19190608a7c742fb6fcf5 | ≥ 0578fff4aae5bce3f09875f58e68e9ffbab8daf5, < ee1fb8f75abe361413913e3a6e93c8c0a4d83cd9 | ≥ 0578fff4aae5bce3f09875f58e68e9ffbab8daf5, < c6d9c0798ed366a09a9e53d71edcd2266e34a6eb | 15b5d74600b98adf396d416ed59e0d43726f2671 | ≥ 5.15.42, < 5.15.61 | ≥ 5.17.10, < 5.18 | 5.18
- linux_kernel≥ 5.15.42, < 5.15.61 | ≥ 5.17.10, < 5.18.18 | ≥ 5.19, < 5.19.2
Debian1 product
- linux< 6.0.2-1
3 vendors · 97 products
