7.8

CVE-2025-38498: do_change_type(): refuse to operate on unmounted/not ours mounts

Modified
AliasesSUSE-SU-2025:03379-1SUSE-SU-2025:03416-1UBUNTU-CVE-2025-38498
Published 30-07-2025Last modified 15-10-2026

Vulnerability summary

CVE-2025-38498 is a high (CVSS 7.8) vulnerability in debian debian_linux. EPSS estimates a 0.22% chance of exploitation in the next 30 days, higher than 12.4% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 7.8, local access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
7.8/10
010
High · v3.1 (CVE.org)
EPSS score
0.22%
0%100%
Low · +0.04 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 128 · Related 110
DLA-4327-1DLA-4328-1DSA-5973-1MGASA-2025-0218MGASA-2025-0219RHSA-2025:15782

Showing 100 of 128.

Timeline

  1. 30-07-2025
    PublishedVulnerability first disclosed.
  2. 15-10-2026
    Last modifiedVulnerability information updated.

Description

In the Linux kernel, the following vulnerability has been resolved: do_change_type(): refuse to operate on unmounted/not ours mounts Ensure that propagation settings can only be changed for mounts located in the caller's mount namespace. This change aligns permission checking with the rest of mount(2).

CVSS metrics

5 scores · 4 sources · 2 versions

EPSS trend

Probability

0.22%

Chance of exploitation in the next 30 days

Percentile

12%

Versus all other CVEs

30-day change

Increase +0.04 pp

From 0.18% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Version check

Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.

Ubuntu147 products
  • linuxAll versions (No fix recorded) | < 5.15.0-156.166
  • linux-allwinner-5.19All versions (No fix recorded)
  • linux-awsAll versions (No fix recorded) | < 5.15.0-1092.99
  • linux-aws-5.0All versions (No fix recorded)
  • linux-aws-5.11All versions (No fix recorded)
Debian2 products
Linux2 products
  • linux≥ 07b20889e3052c7e77d6a6a54e7e83446eb1ba84, < 787937c4e373f1722c4343e5a5a4eb0f8543e589 | ≥ 07b20889e3052c7e77d6a6a54e7e83446eb1ba84, < c7d11fdf8e5db5f34a6c062c7e6ba3a0971879d2 | ≥ 07b20889e3052c7e77d6a6a54e7e83446eb1ba84, < 432a171d60056489270c462e651e6c3a13f855b1 | ≥ 07b20889e3052c7e77d6a6a54e7e83446eb1ba84, < 064014f7812744451d5d0592f3d2bcd727f2ee93 | ≥ 07b20889e3052c7e77d6a6a54e7e83446eb1ba84, < 4f091ad0862b02dc42a19a120b7048de848561f8 | ≥ 07b20889e3052c7e77d6a6a54e7e83446eb1ba84, < 9c1ddfeb662b668fff69c5f1cfdd9f5d23d55d23 | ≥ 07b20889e3052c7e77d6a6a54e7e83446eb1ba84, < 19554c79a2095ddde850906a067915c1ef3a4114 | ≥ 07b20889e3052c7e77d6a6a54e7e83446eb1ba84, < 12f147ddd6de7382dad54812e65f3f08d05809fc | 2.6.15
  • linux_kernel≥ 2.6.15, < 5.4.295 | ≥ 5.5, < 5.10.239 | ≥ 5.11, < 5.15.186 | ≥ 5.16, < 6.1.142 | ≥ 6.2, < 6.6.94 | ≥ 6.7, < 6.12.34 | ≥ 6.13, < 6.15.3
Suse2 products
  • kernel-livepatch-SLE15-SP3_Update_60&distro=SUSE Linux Enterprise Live Patching 15 SP3< 2-150300.2.1
  • kgraft-patch-SLE12-SP5_Update_71&distro=SUSE Linux Enterprise Live Patching 12 SP5< 2-2.1

4 vendors · 153 products

References

38 links
Show all 38 references