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TI-2025-25836 Aliases CVE-2025-38498GHSA-5q28-72v3-hrw6

do_change_type(): refuse to operate on unmounted/not ours mounts

Priority LOW 33Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
Partial Red Hat: 31 fixed, 4 without a fix

Attack profile from CVSS 3.1 · CNA. Fix status from CNA and Red Hat.

Summary

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).

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00219 12th percentileScored 2026-11-07
Fix Partial Linux (Linux): 5.4.295, 5.10.239, 5.15.186 +5Red Hat: 13 advisoriesRed Hat: 31 fixed, 4 without a fix

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
LinuxLinux2.6.15 and later5.4.295, 5.10.239, 5.15.186, 6.1.142, 6.6.94, 6.12.34, 6.15.3, 6.16Patch availableCNA
  • Linux VendorLinux Affected 2.6.15 and later Fixed in 5.4.295, 5.10.239, 5.15.186, 6.1.142, 6.6.94, 6.12.34, 6.15.3, 6.16 Patch available CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*2.6.15 to before 5.4.295; 5.5 to before 5.10.239; 5.11 to before 5.15.186; 5.16 to before 6.1.142; 6.2 to before 6.6.94; 6.7 to before 6.12.34; 6.13 to before 6.15.3VulnerableLinux
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*11.0VulnerableDebian
  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions 2.6.15 to before 5.4.295; 5.5 to before 5.10.239; 5.11 to before 5.15.186; 5.16 to before 6.1.142; 6.2 to before 6.6.94; 6.7 to before 6.12.34; 6.13 to before 6.15.3 Vulnerable ·Linux
  • cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* Versions 11.0 Vulnerable ·Debian

Remediation

  • Fix · CNA Linux (Linux) Fixed in 5.4.295, 5.10.239, 5.15.186, 6.1.142, 6.6.94, 6.12.34, 6.15.3, 6.16

Red Hat 13 advisories

  • RHSA-2025:22752 Released 2025-12-04 · Red Hat rating Moderate
    kernel security update
    • Red Hat Enterprise Linux BaseOS AUS (v.8.4) bpftool-4.18.0-305.179.1.el8_4, kernel-4.18.0-305.179.1.el8_4, kernel-abi-stablelists-4.18.0-305.179.1.el8_4 +14
    • Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4) bpftool-4.18.0-305.179.1.el8_4, kernel-4.18.0-305.179.1.el8_4, kernel-abi-stablelists-4.18.0-305.179.1.el8_4 +14
  • RHSA-2025:21667 Released 2025-11-18 · Red Hat rating Moderate
    kernel security update
    • Red Hat Enterprise Linux BaseOS AUS (v. 8.2) bpftool-4.18.0-193.173.1.el8_2, kernel-4.18.0-193.173.1.el8_2, kernel-abi-whitelists-4.18.0-193.173.1.el8_2 +14
  • RHSA-2025:21469 Released 2025-11-17 · Red Hat rating Moderate
    kernel security update
    • Red Hat Enterprise Linux AppStream (v. 9) kernel-64k-debug-devel-5.14.0-611.8.1.el9_7, kernel-64k-debug-devel-matched-5.14.0-611.8.1.el9_7, kernel-64k-devel-5.14.0-611.8.1.el9_7 +12
    • Red Hat Enterprise Linux BaseOS (v. 9) kernel-5.14.0-611.8.1.el9_7, kernel-64k-5.14.0-611.8.1.el9_7, kernel-64k-core-5.14.0-611.8.1.el9_7 +28
    • Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) kernel-tools-libs-devel-5.14.0-611.8.1.el9_7, libperf-5.14.0-611.8.1.el9_7
    • Red Hat Enterprise Linux Real Time (v. 9) kernel-rt-5.14.0-611.8.1.el9_7, kernel-rt-64k-5.14.0-611.8.1.el9_7, kernel-rt-64k-core-5.14.0-611.8.1.el9_7 +21
    • Red Hat Enterprise Linux Real Time for NFV (v. 9) kernel-rt-5.14.0-611.8.1.el9_7, kernel-rt-core-5.14.0-611.8.1.el9_7, kernel-rt-debug-5.14.0-611.8.1.el9_7 +9
Show 10 more Red Hat advisories
  • RHSA-2025:21118 Released 2025-11-12 · Red Hat rating Moderate
    kernel security update
    • Red Hat Enterprise Linux AppStream (v. 10) kernel-64k-debug-devel-6.12.0-124.9.1.el10_1, kernel-64k-debug-devel-matched-6.12.0-124.9.1.el10_1, kernel-64k-devel-6.12.0-124.9.1.el10_1 +12
    • Red Hat Enterprise Linux BaseOS (v. 10) kernel-6.12.0-124.9.1.el10_1, kernel-64k-6.12.0-124.9.1.el10_1, kernel-64k-core-6.12.0-124.9.1.el10_1 +29
    • Red Hat Enterprise Linux CodeReady Linux Builder (v. 10) kernel-tools-libs-devel-6.12.0-124.9.1.el10_1, libperf-6.12.0-124.9.1.el10_1
    • Red Hat Enterprise Linux Real Time (v. 10) kernel-rt-6.12.0-124.9.1.el10_1, kernel-rt-64k-6.12.0-124.9.1.el10_1, kernel-rt-64k-core-6.12.0-124.9.1.el10_1 +21
    • Red Hat Enterprise Linux Real Time for NFV (v. 10) kernel-rt-6.12.0-124.9.1.el10_1, kernel-rt-core-6.12.0-124.9.1.el10_1, kernel-rt-debug-6.12.0-124.9.1.el10_1 +9
  • RHSA-2025:18098 Released 2025-10-15 · Red Hat rating Moderate
    kernel-rt security update
    • Red Hat Enterprise Linux NFV E4S (v.9.0) kernel-rt-5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-core-5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-debug-5.14.0-70.149.1.rt21.221.el9_0 +9
    • Red Hat Enterprise Linux Real Time E4S (v.9.0) kernel-rt-5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-core-5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-debug-5.14.0-70.149.1.rt21.221.el9_0 +7
  • RHSA-2025:18054 Released 2025-10-15 · Red Hat rating Moderate
    kernel security update
    • Red Hat Enterprise Linux AppStream E4S (v.9.0) kernel-debug-devel-5.14.0-70.149.1.el9_0, kernel-debug-devel-matched-5.14.0-70.149.1.el9_0, kernel-devel-5.14.0-70.149.1.el9_0 +5
    • Red Hat Enterprise Linux BaseOS E4S (v.9.0) bpftool-5.14.0-70.149.1.el9_0, kernel-5.14.0-70.149.1.el9_0, kernel-abi-stablelists-5.14.0-70.149.1.el9_0 +14
  • RHSA-2025:18043 Released 2025-10-15 · Red Hat rating Moderate
    kernel security update
    • Red Hat Enterprise Linux BaseOS AUS (v.8.6) bpftool-4.18.0-372.164.1.el8_6, kernel-4.18.0-372.164.1.el8_6, kernel-abi-stablelists-4.18.0-372.164.1.el8_6 +14
    • Red Hat Enterprise Linux BaseOS E4S (v.8.6) bpftool-4.18.0-372.164.1.el8_6, kernel-4.18.0-372.164.1.el8_6, kernel-abi-stablelists-4.18.0-372.164.1.el8_6 +19
    • Red Hat Enterprise Linux BaseOS TUS (v.8.6) bpftool-4.18.0-372.164.1.el8_6, kernel-4.18.0-372.164.1.el8_6, kernel-abi-stablelists-4.18.0-372.164.1.el8_6 +14
  • RHSA-2025:17958 Released 2025-10-14 · Red Hat rating Moderate
    kernel security update
    • Red Hat CodeReady Linux Builder EUS (v.9.4) kernel-tools-libs-devel-5.14.0-427.94.1.el9_4, libperf-5.14.0-427.94.1.el9_4
    • Red Hat Enterprise Linux AppStream EUS (v.9.4) kernel-64k-debug-devel-5.14.0-427.94.1.el9_4, kernel-64k-debug-devel-matched-5.14.0-427.94.1.el9_4, kernel-64k-devel-5.14.0-427.94.1.el9_4 +11
    • Red Hat Enterprise Linux BaseOS EUS (v.9.4) bpftool-7.3.0-427.94.1.el9_4, kernel-5.14.0-427.94.1.el9_4, kernel-64k-5.14.0-427.94.1.el9_4 +29
    • Red Hat Enterprise Linux Real Time EUS (v.9.4) kernel-rt-5.14.0-427.94.1.el9_4, kernel-rt-core-5.14.0-427.94.1.el9_4, kernel-rt-debug-5.14.0-427.94.1.el9_4 +9
    • Red Hat Enterprise Linux Real Time for NFV EUS (v.9.4) kernel-rt-5.14.0-427.94.1.el9_4, kernel-rt-core-5.14.0-427.94.1.el9_4, kernel-rt-debug-5.14.0-427.94.1.el9_4 +11
  • RHSA-2025:17734 Released 2025-10-13 · Red Hat rating Important
    kernel security update
    • Red Hat Enterprise Linux AppStream E4S (v.9.2) kernel-64k-debug-devel-5.14.0-284.142.1.el9_2, kernel-64k-debug-devel-matched-5.14.0-284.142.1.el9_2, kernel-64k-devel-5.14.0-284.142.1.el9_2 +10
    • Red Hat Enterprise Linux BaseOS E4S (v.9.2) bpftool-7.0.0-284.142.1.el9_2, kernel-5.14.0-284.142.1.el9_2, kernel-64k-5.14.0-284.142.1.el9_2 +29
  • RHSA-2025:17570 Released 2025-10-08 · Red Hat rating Moderate
    kernel security update
    • Red Hat Enterprise Linux BaseOS E4S (v.8.8) bpftool-4.18.0-477.114.1.el8_8, kernel-4.18.0-477.114.1.el8_8, kernel-abi-stablelists-4.18.0-477.114.1.el8_8 +14
    • Red Hat Enterprise Linux BaseOS TUS (v.8.8) bpftool-4.18.0-477.114.1.el8_8, kernel-4.18.0-477.114.1.el8_8, kernel-abi-stablelists-4.18.0-477.114.1.el8_8 +14
  • RHSA-2025:16398 Released 2025-09-23 · Red Hat rating Moderate
    kernel security update
    • Red Hat Enterprise Linux AppStream (v. 9) kernel-64k-debug-devel-5.14.0-570.46.1.el9_6, kernel-64k-debug-devel-matched-5.14.0-570.46.1.el9_6, kernel-64k-devel-5.14.0-570.46.1.el9_6 +12
    • Red Hat Enterprise Linux BaseOS (v. 9) kernel-5.14.0-570.46.1.el9_6, kernel-64k-5.14.0-570.46.1.el9_6, kernel-64k-core-5.14.0-570.46.1.el9_6 +28
    • Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) kernel-tools-libs-devel-5.14.0-570.46.1.el9_6, libperf-5.14.0-570.46.1.el9_6
    • Red Hat Enterprise Linux Real Time (v. 9) kernel-rt-5.14.0-570.46.1.el9_6, kernel-rt-64k-5.14.0-570.46.1.el9_6, kernel-rt-64k-core-5.14.0-570.46.1.el9_6 +21
    • Red Hat Enterprise Linux Real Time for NFV (v. 9) kernel-rt-5.14.0-570.46.1.el9_6, kernel-rt-core-5.14.0-570.46.1.el9_6, kernel-rt-debug-5.14.0-570.46.1.el9_6 +11
  • RHSA-2025:16372 Released 2025-09-22 · Red Hat rating Moderate
    kernel security update
    • Red Hat Enterprise Linux BaseOS (v. 8) bpftool-4.18.0-553.76.1.el8_10, kernel-4.18.0-553.76.1.el8_10, kernel-abi-stablelists-4.18.0-553.76.1.el8_10 +19
    • Red Hat Enterprise Linux CRB (v. 8) kernel-tools-libs-devel-4.18.0-553.76.1.el8_10
  • RHSA-2025:15782 Released 2025-09-15 · Red Hat rating Moderate
    kernel security update
    • Red Hat Enterprise Linux AppStream (v. 10) kernel-64k-debug-devel-6.12.0-55.33.1.el10_0, kernel-64k-debug-devel-matched-6.12.0-55.33.1.el10_0, kernel-64k-devel-6.12.0-55.33.1.el10_0 +12
    • Red Hat Enterprise Linux BaseOS (v. 10) kernel-6.12.0-55.33.1.el10_0, kernel-64k-6.12.0-55.33.1.el10_0, kernel-64k-core-6.12.0-55.33.1.el10_0 +28
    • Red Hat Enterprise Linux CodeReady Linux Builder (v. 10) kernel-tools-libs-devel-6.12.0-55.33.1.el10_0, libperf-6.12.0-55.33.1.el10_0
    • Red Hat Enterprise Linux Real Time (v. 10) kernel-rt-6.12.0-55.33.1.el10_0, kernel-rt-64k-6.12.0-55.33.1.el10_0, kernel-rt-64k-core-6.12.0-55.33.1.el10_0 +21
    • Red Hat Enterprise Linux Real Time for NFV (v. 10) kernel-rt-6.12.0-55.33.1.el10_0, kernel-rt-core-6.12.0-55.33.1.el10_0, kernel-rt-debug-6.12.0-55.33.1.el10_0 +11

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux 6AffectedNo fix planned: Out of support scope
Red Hat Enterprise Linux 7AffectedNo fix planned: Out of support scope
Red Hat Enterprise Linux 8AffectedNo fix yet
Red Hat Enterprise Linux 9AffectedNo fix yet
Red Hat CodeReady Linux Builder EUS (v.9.4)Fixed RHSA-2025:17958
Red Hat Enterprise Linux AppStream (v. 10)Fixed RHSA-2025:15782, RHSA-2025:21118
Red Hat Enterprise Linux AppStream (v. 9)Fixed RHSA-2025:16398, RHSA-2025:21469
Red Hat Enterprise Linux AppStream E4S (v.9.0)Fixed RHSA-2025:18054
Red Hat Enterprise Linux AppStream E4S (v.9.2)Fixed RHSA-2025:17734
Red Hat Enterprise Linux AppStream EUS (v.9.4)Fixed RHSA-2025:17958
Red Hat Enterprise Linux BaseOS (v. 10)Fixed RHSA-2025:15782, RHSA-2025:21118
Red Hat Enterprise Linux BaseOS (v. 8)Fixed RHSA-2025:16372
Red Hat Enterprise Linux BaseOS (v. 9)Fixed RHSA-2025:16398, RHSA-2025:21469
Red Hat Enterprise Linux BaseOS AUS (v. 8.2)Fixed RHSA-2025:21667
Red Hat Enterprise Linux BaseOS AUS (v.8.4)Fixed RHSA-2025:22752
Red Hat Enterprise Linux BaseOS AUS (v.8.6)Fixed RHSA-2025:18043
Red Hat Enterprise Linux BaseOS E4S (v.8.6)Fixed RHSA-2025:18043
Red Hat Enterprise Linux BaseOS E4S (v.8.8)Fixed RHSA-2025:17570
Red Hat Enterprise Linux BaseOS E4S (v.9.0)Fixed RHSA-2025:18054
Red Hat Enterprise Linux BaseOS E4S (v.9.2)Fixed RHSA-2025:17734
Red Hat Enterprise Linux BaseOS EUS (v.9.4)Fixed RHSA-2025:17958
Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4)Fixed RHSA-2025:22752
Red Hat Enterprise Linux BaseOS TUS (v.8.6)Fixed RHSA-2025:18043
Red Hat Enterprise Linux BaseOS TUS (v.8.8)Fixed RHSA-2025:17570
Red Hat Enterprise Linux CRB (v. 8)Fixed RHSA-2025:16372
Red Hat Enterprise Linux CodeReady Linux Builder (v. 10)Fixed RHSA-2025:15782, RHSA-2025:21118
Red Hat Enterprise Linux CodeReady Linux Builder (v. 9)Fixed RHSA-2025:16398, RHSA-2025:21469
Red Hat Enterprise Linux NFV E4S (v.9.0)Fixed RHSA-2025:18098
Red Hat Enterprise Linux Real Time (v. 10)Fixed RHSA-2025:15782, RHSA-2025:21118
Red Hat Enterprise Linux Real Time (v. 9)Fixed RHSA-2025:16398, RHSA-2025:21469
Red Hat Enterprise Linux Real Time E4S (v.9.0)Fixed RHSA-2025:18098
Red Hat Enterprise Linux Real Time EUS (v.9.4)Fixed RHSA-2025:17958
Red Hat Enterprise Linux Real Time for NFV (v. 10)Fixed RHSA-2025:15782, RHSA-2025:21118
Red Hat Enterprise Linux Real Time for NFV (v. 9)Fixed RHSA-2025:16398, RHSA-2025:21469
Red Hat Enterprise Linux Real Time for NFV EUS (v.9.4)Fixed RHSA-2025:17958

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-38498
  2. 2026-10-03 Alias added: GHSA-5q28-72v3-hrw6

References

Patch 8

Advisory 2

  • TI-2025-26358 tls: fix handling of zero-length records on the rx_list KEVCVSS 3.1CRITICAL 9.8
  • TI-2026-38352 netfilter: bridge: make ebt_snat ARP rewrite writable KEVCVSS 3.1HIGH 8.8
  • TI-2013-05264 The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the… KEVCVSS 3.1HIGH 8.8
  • TI-2022-00125 Integer overflow in kernel KEVCVSS 3.1HIGH 8.4
  • TI-2013-01864 The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9… KEVCVSS 3.1HIGH 8.4
  • TI-2021-05514 Heap Out-Of-Bounds Write in Netfilter IP6T_SO_SET_REPLACE KEVCVSS 3.1HIGH 8.3
See all 15278 →

Sources

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