CVE-2022-50640: linux

CVSS: UnknownDeferred
AliasesUBUNTU-CVE-2022-50640DEBIAN-CVE-2022-50640
Published 09-12-2025Last modified 11-05-2026
Open JSON

Vulnerability summary

CVE-2022-50640 is a vulnerability in linux with no CVSS score yet. EPSS estimates a 0.21% chance of exploitation in the next 30 days, higher than 10.6% of scored vulnerabilities.

Overall risk
0/100
0100
Minimal · default modelHow is this calculated?
CVSS score
Not scored
010
No CVSS score recorded
EPSS score
0.21%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 8 · Related 7
RHSA-2024:9315SUSE-SU-2026:0263-1SUSE-SU-2026:0316-1SUSE-SU-2026:0317-1SUSE-SU-2026:0350-1SUSE-SU-2026:0369-1

Timeline

  1. 09-12-2025
    PublishedVulnerability first disclosed.
  2. 11-05-2026
    Last modifiedVulnerability information updated.

Description

In the Linux kernel, the following vulnerability has been resolved: mmc: core: Fix kernel panic when remove non-standard SDIO card SDIO tuple is only allocated for standard SDIO card, especially it causes memory corruption issues when the non-standard SDIO card has removed, which is because the card device's reference counter does not increase for it at sdio_init_func(), but all SDIO card device reference counter gets decreased at sdio_release_func().

CVSS metrics

Risk metrics not yet published.

EPSS trend

Probability

0.21%

Chance of exploitation in the next 30 days

Percentile

11%

Versus all other CVEs

30-day change

0.00 pp

From 0.21% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.21%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Ubuntu120 products
  • linuxAll versions (No fix recorded) | < 4.15.0-204.215 | < 5.4.0-139.156 | < 5.15.0-60.66
  • linux-allwinner-5.19All versions (No fix recorded)
  • linux-awsAll versions (No fix recorded) | < 4.15.0-1150.163 | < 5.4.0-1096.104 | < 5.15.0-1030.34
  • linux-aws-5.0All versions (No fix recorded)
  • linux-aws-5.11All versions (No fix recorded)
Debian1 product
  • linux< 6.0.7-1
Linux1 product
  • linux≥ 6f51be3d37dff73cf8db771df4169f4c2f1cbf66, < b8b2965932e702b21e335ff30e1bb550f5a23b6f | ≥ 6f51be3d37dff73cf8db771df4169f4c2f1cbf66, < b3275dde570b6420106a715bb58a0af041b94d95 | ≥ 6f51be3d37dff73cf8db771df4169f4c2f1cbf66, < 1fb79478695d92bab1c120ad3dad05252b02a29d | ≥ 6f51be3d37dff73cf8db771df4169f4c2f1cbf66, < 7a09c64b7da0abdec3919812e3d93ecc44069ed0 | ≥ 6f51be3d37dff73cf8db771df4169f4c2f1cbf66, < 8bf037279b5869ae9331c42bb1527d2680ebba96 | ≥ 6f51be3d37dff73cf8db771df4169f4c2f1cbf66, < 1e8cd93ae536581562bab4e1d8c5315bbc2548bf | ≥ 6f51be3d37dff73cf8db771df4169f4c2f1cbf66, < 66d461a92f32b6995b630625d350259b6b1f961b | ≥ 6f51be3d37dff73cf8db771df4169f4c2f1cbf66, < 9972e6b404884adae9eec7463e30d9b3c9a70b18 | 2.6.36

3 vendors · 122 products

References

12 links
Show all 12 references