CVE-2025-22042: debian debian_linux
CVSS: 8.1v3.1HighModified
AliasesUBUNTU-CVE-2025-22042DEBIAN-CVE-2025-22042
Published 16-04-2025Last modified 05-08-2026
Vulnerability summary
CVE-2025-22042 is a high (CVSS 8.1) vulnerability in debian debian_linux. EPSS estimates a 0.53% chance of exploitation in the next 30 days, higher than 43.4% of scored vulnerabilities.
CVSS score
8.1/10
010
High · v3.1 (CVE.org)EPSS score
0.53%
0%100%
Low · +0.01 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 21 · Related 17Timeline
- 16-04-2025PublishedVulnerability first disclosed.
- 05-08-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: ksmbd: add bounds check for create lease context Add missing bounds check for create lease context.
CVSS metrics
5 scores · 4 sources · 2 versionsMedium 5.3Preferred score · OSV · Ubuntu (Ecosystem advisory) · calculated from vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:NSourcesSingle source
High 8.1Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:HSources4 sources · 5.5–8.1
- OSV · UbuntuEcosystem advisory · calculated8.1HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/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:HDiffers
- NVDNIST5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HDiffers
EPSS trend
Probability
0.53%
Chance of exploitation in the next 30 days
Percentile
43%
Versus all other CVEs
30-day change
+0.01 pp
From 0.52% on 19-09-2026
19-09-202619-10-2026
EPSS score0.53%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Ubuntu126 products
- linuxAll versions (No fix recorded) | < 6.8.0-86.87
- linux-allwinner-5.19All versions (No fix recorded)
- linux-awsAll versions (No fix recorded) | < 6.8.0-1041.43
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Debian2 products
- linux< 6.1.135-1 | < 6.12.25-1
- debian_linuxEOL11.0
Linux2 products
- linux≥ 0626e6641f6b467447c81dd7678a69c66f7746cf, < 629dd37acc336ad778979361c351e782053ea284 | ≥ 0626e6641f6b467447c81dd7678a69c66f7746cf, < 60b7207893a8a06c78441934931a08fdad63f18e | ≥ 0626e6641f6b467447c81dd7678a69c66f7746cf, < 800c482c9ef5910f05e3a713943c67cc6c1d4939 | ≥ 0626e6641f6b467447c81dd7678a69c66f7746cf, < a41cd52f00907a040ca22c73d4805bb79b0d0972 | ≥ 0626e6641f6b467447c81dd7678a69c66f7746cf, < 9a1b6ea955e6c7b29939a6d98701202f9d9644ec | ≥ 0626e6641f6b467447c81dd7678a69c66f7746cf, < bab703ed8472aa9d109c5f8c1863921533363dae | 5.15
- linux_kernel≥ 5.15, < 6.1.134 | ≥ 6.2, < 6.6.87 | ≥ 6.7, < 6.12.23 | ≥ 6.13, < 6.13.11 | ≥ 6.14, < 6.14.2
3 vendors · 130 products
