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TI-2025-25888 Aliases CVE-2025-38550GHSA-j928-v9rj-pq95

ipv6: mcast: Delay put pmc->idev in mld_del_delrec()

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: 23 fixed, 1 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: ipv6: mcast: Delay put pmc->idev in mld_del_delrec() pmc->idev is still used in ip6_mc_clear_src(), so as mld_clear_delrec() does, the reference should be put after ip6_mc_clear_src() return.

Why it matters now

EPSS 0.00173 6th percentileScored 2026-11-07
Fix Partial Linux (Linux): 5.15.190, 6.1.147, 6.6.100 +3Red Hat: 7 advisoriesRed Hat: 23 fixed, 1 without a fix

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
LinuxLinux5.13 and later5.15.190, 6.1.147, 6.6.100, 6.12.40, 6.15.8, 6.16Patch availableCNA
  • Linux VendorLinux Affected 5.13 and later Fixed in 5.15.190, 6.1.147, 6.6.100, 6.12.40, 6.15.8, 6.16 Patch available CNA

CPE configurations NVD · 8

CPEVersionsRoleVendor
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*5.13 to before 5.15.190; 5.16 to before 6.1.147; 6.2 to before 6.6.100; 6.7 to before 6.12.40; 6.13 to before 6.15.8VulnerableLinux
cpe:2.3:o:linux:linux_kernel:6.16:rc1:*:*:*:*:*:*6.16 rc1VulnerableLinux
cpe:2.3:o:linux:linux_kernel:6.16:rc2:*:*:*:*:*:*6.16 rc2VulnerableLinux
cpe:2.3:o:linux:linux_kernel:6.16:rc3:*:*:*:*:*:*6.16 rc3VulnerableLinux
cpe:2.3:o:linux:linux_kernel:6.16:rc4:*:*:*:*:*:*6.16 rc4VulnerableLinux
cpe:2.3:o:linux:linux_kernel:6.16:rc5:*:*:*:*:*:*6.16 rc5VulnerableLinux
cpe:2.3:o:linux:linux_kernel:6.16:rc6:*:*:*:*:*:*6.16 rc6VulnerableLinux
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*11.0VulnerableDebian
  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions 5.13 to before 5.15.190; 5.16 to before 6.1.147; 6.2 to before 6.6.100; 6.7 to before 6.12.40; 6.13 to before 6.15.8 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:6.16:rc1:*:*:*:*:*:* Versions 6.16 rc1 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:6.16:rc2:*:*:*:*:*:* Versions 6.16 rc2 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:6.16:rc3:*:*:*:*:*:* Versions 6.16 rc3 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:6.16:rc4:*:*:*:*:*:* Versions 6.16 rc4 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:6.16:rc5:*:*:*:*:*:* Versions 6.16 rc5 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:6.16:rc6:*:*:*:*:*:* Versions 6.16 rc6 Vulnerable ·Linux
  • cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* Versions 11.0 Vulnerable ·Debian

Remediation

  • Fix · CNA Linux (Linux) Fixed in 5.15.190, 6.1.147, 6.6.100, 6.12.40, 6.15.8, 6.16

Red Hat 7 advisories

  • RHSA-2025:21136 Released 2025-11-12 · Red Hat rating Moderate
    kernel-rt security update
    • Red Hat Enterprise Linux NFV E4S (v.9.0) kernel-rt-5.14.0-70.153.1.rt21.225.el9_0, kernel-rt-core-5.14.0-70.153.1.rt21.225.el9_0, kernel-rt-debug-5.14.0-70.153.1.rt21.225.el9_0 +9
    • Red Hat Enterprise Linux Real Time E4S (v.9.0) kernel-rt-5.14.0-70.153.1.rt21.225.el9_0, kernel-rt-core-5.14.0-70.153.1.rt21.225.el9_0, kernel-rt-debug-5.14.0-70.153.1.rt21.225.el9_0 +7
  • RHSA-2025:21091 Released 2025-11-12 · Red Hat rating Moderate
    kernel security update
    • Red Hat Enterprise Linux AppStream E4S (v.9.0) kernel-debug-devel-5.14.0-70.153.1.el9_0, kernel-debug-devel-matched-5.14.0-70.153.1.el9_0, kernel-devel-5.14.0-70.153.1.el9_0 +5
    • Red Hat Enterprise Linux BaseOS E4S (v.9.0) bpftool-5.14.0-70.153.1.el9_0, kernel-5.14.0-70.153.1.el9_0, kernel-abi-stablelists-5.14.0-70.153.1.el9_0 +14
  • RHSA-2025:18280 Released 2025-10-20 · Red Hat rating Moderate
    kernel security update
    • Red Hat Enterprise Linux AppStream E4S (v.9.2) kernel-64k-debug-devel-5.14.0-284.143.1.el9_2, kernel-64k-debug-devel-matched-5.14.0-284.143.1.el9_2, kernel-64k-devel-5.14.0-284.143.1.el9_2 +10
    • Red Hat Enterprise Linux BaseOS E4S (v.9.2) bpftool-7.0.0-284.143.1.el9_2, kernel-5.14.0-284.143.1.el9_2, kernel-64k-5.14.0-284.143.1.el9_2 +29
Show 4 more Red Hat advisories
  • RHSA-2025:18279 Released 2025-10-20 · Red Hat rating Moderate
    kernel-rt security update
    • Red Hat Enterprise Linux Real Time E4S (v.9.2) kernel-rt-5.14.0-284.143.1.rt14.428.el9_2, kernel-rt-core-5.14.0-284.143.1.rt14.428.el9_2, kernel-rt-debug-5.14.0-284.143.1.rt14.428.el9_2 +9
    • Red Hat Enterprise Linux Real Time for NFV E4S (v.9.2) kernel-rt-5.14.0-284.143.1.rt14.428.el9_2, kernel-rt-core-5.14.0-284.143.1.rt14.428.el9_2, kernel-rt-debug-5.14.0-284.143.1.rt14.428.el9_2 +11
  • 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-2025:15782 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
  • RHSA-2025:15740 Released 2025-09-15 · Red Hat rating Moderate
    kernel security update
    • Red Hat Enterprise Linux AppStream (v. 9) kernel-64k-debug-devel-5.14.0-570.44.1.el9_6, kernel-64k-debug-devel-matched-5.14.0-570.44.1.el9_6, kernel-64k-devel-5.14.0-570.44.1.el9_6 +12
    • Red Hat Enterprise Linux BaseOS (v. 9) kernel-5.14.0-570.44.1.el9_6, kernel-64k-5.14.0-570.44.1.el9_6, kernel-64k-core-5.14.0-570.44.1.el9_6 +28
    • Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) kernel-tools-libs-devel-5.14.0-570.44.1.el9_6, libperf-5.14.0-570.44.1.el9_6
    • Red Hat Enterprise Linux Real Time (v. 9) kernel-rt-5.14.0-570.44.1.el9_6, kernel-rt-64k-5.14.0-570.44.1.el9_6, kernel-rt-64k-core-5.14.0-570.44.1.el9_6 +21
    • Red Hat Enterprise Linux Real Time for NFV (v. 9) kernel-rt-5.14.0-570.44.1.el9_6, kernel-rt-core-5.14.0-570.44.1.el9_6, kernel-rt-debug-5.14.0-570.44.1.el9_6 +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 CodeReady Linux Builder EUS (v.9.4)Fixed RHSA-2025:17958
Red Hat Enterprise Linux AppStream (v. 10)Fixed RHSA-2025:15782
Red Hat Enterprise Linux AppStream (v. 9)Fixed RHSA-2025:15740
Red Hat Enterprise Linux AppStream E4S (v.9.0)Fixed RHSA-2025:21091
Red Hat Enterprise Linux AppStream E4S (v.9.2)Fixed RHSA-2025:18280
Red Hat Enterprise Linux AppStream EUS (v.9.4)Fixed RHSA-2025:17958
Red Hat Enterprise Linux BaseOS (v. 10)Fixed RHSA-2025:15782
Red Hat Enterprise Linux BaseOS (v. 9)Fixed RHSA-2025:15740
Red Hat Enterprise Linux BaseOS E4S (v.9.0)Fixed RHSA-2025:21091
Red Hat Enterprise Linux BaseOS E4S (v.9.2)Fixed RHSA-2025:18280
Red Hat Enterprise Linux BaseOS EUS (v.9.4)Fixed RHSA-2025:17958
Red Hat Enterprise Linux CodeReady Linux Builder (v. 10)Fixed RHSA-2025:15782
Red Hat Enterprise Linux CodeReady Linux Builder (v. 9)Fixed RHSA-2025:15740
Red Hat Enterprise Linux NFV E4S (v.9.0)Fixed RHSA-2025:21136
Red Hat Enterprise Linux Real Time (v. 10)Fixed RHSA-2025:15782
Red Hat Enterprise Linux Real Time (v. 9)Fixed RHSA-2025:15740
Red Hat Enterprise Linux Real Time E4S (v.9.0)Fixed RHSA-2025:21136
Red Hat Enterprise Linux Real Time E4S (v.9.2)Fixed RHSA-2025:18279
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
Red Hat Enterprise Linux Real Time for NFV (v. 9)Fixed RHSA-2025:15740
Red Hat Enterprise Linux Real Time for NFV E4S (v.9.2)Fixed RHSA-2025:18279
Red Hat Enterprise Linux Real Time for NFV EUS (v.9.4)Fixed RHSA-2025:17958
Not affected: 2 products
  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-38550
  2. 2026-10-03 Alias added: GHSA-j928-v9rj-pq95
  3. 2026-10-29 Affected versions changed · Red Hat

References

Patch 6

Advisory 1

Other 1

  • 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

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences