CVE-2022-50351: cifs: Fix xid leak in cifs_create()
Vulnerability summary
CVE-2022-50351 is a medium (CVSS 5.5) vulnerability in linux. EPSS estimates a 0.16% chance of exploitation in the next 30 days, higher than 4.9% 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 5Timeline
- 16-09-2025PublishedVulnerability first disclosed.
- 11-05-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: cifs: Fix xid leak in cifs_create() If the cifs already shutdown, we should free the xid before return, otherwise, the xid will be leaked.
CVSS metrics
4 scores · 4 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
- NVDNIST5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.16%
Chance of exploitation in the next 30 days
Percentile
5%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.15% on 04-10-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not 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.
Ubuntu102 products
- linux< 5.15.0-60.66
- linux-allwinner-5.19All versions (No fix recorded)
- linux-aws< 5.15.0-1030.34
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ 087f757b0129850c99cc9116df4909dac1bce871, < 593d877c39aa9f3fe1a4b5b022492886d7d700ec | ≥ 087f757b0129850c99cc9116df4909dac1bce871, < 92aa09c86ef297976a3c27c6574c0839418dc2c4 | ≥ 087f757b0129850c99cc9116df4909dac1bce871, < fee0fb1f15054bb6a0ede452acb42da5bef4d587 | 5.13
- linux_kernel≥ 5.13, < 5.15.76 | ≥ 5.16, < 6.0.6 | 6.1:rc1
Debian1 product
- linux< 6.0.6-1
3 vendors · 105 products