ipv6: fix potential "struct net" leak in inet6_rtm_getaddr()
Priority LOW 24CWE-401Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Partial Red Hat: 10 fixed, 4 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-401.
Summary
In the Linux kernel, the following vulnerability has been resolved: ipv6: fix potential "struct net" leak in inet6_rtm_getaddr() It seems that if userspace provides a correct IFA_TARGET_NETNSID value but no IFA_ADDRESS and IFA_LOCAL attributes, inet6_rtm_getaddr() returns -EINVAL with an elevated "struct net" refcount.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00239 15th percentileScored 2026-11-07
Fix Partial Linux (Linux): 5.4.271, 5.10.212, 5.15.151 +4Red Hat: 3 advisoriesRed Hat: 10 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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Linux | Linux | 4.20 and later | 5.4.271, 5.10.212, 5.15.151, 6.1.81, 6.6.21, 6.7.9, 6.8 | Patch available | CNA |
- Linux VendorLinux Affected 4.20 and later Fixed in 5.4.271, 5.10.212, 5.15.151, 6.1.81, 6.6.21, 6.7.9, 6.8 Patch available CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 4.20 to before 5.4.271; 5.5 to before 5.10.212; 5.11 to before 5.15.151; 5.16 to before 6.1.81; 6.2 to before 6.6.21; 6.7 to before 6.7.9 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.8:rc1:*:*:*:*:*:* | 6.8 rc1 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.8:rc2:*:*:*:*:*:* | 6.8 rc2 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.8:rc3:*:*:*:*:*:* | 6.8 rc3 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.8:rc4:*:*:*:*:*:* | 6.8 rc4 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.8:rc5:*:*:*:*:*:* | 6.8 rc5 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.8:rc6:*:*:*:*:*:* | 6.8 rc6 | Vulnerable | Linux |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | Debian |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions 4.20 to before 5.4.271; 5.5 to before 5.10.212; 5.11 to before 5.15.151; 5.16 to before 6.1.81; 6.2 to before 6.6.21; 6.7 to before 6.7.9 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.8:rc1:*:*:*:*:*:* Versions 6.8 rc1 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.8:rc2:*:*:*:*:*:* Versions 6.8 rc2 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.8:rc3:*:*:*:*:*:* Versions 6.8 rc3 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.8:rc4:*:*:*:*:*:* Versions 6.8 rc4 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.8:rc5:*:*:*:*:*:* Versions 6.8 rc5 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.8:rc6:*:*:*:*:*:* Versions 6.8 rc6 Vulnerable ·Linux
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
Remediation
- Fix · CNA Linux (Linux) Fixed in 5.4.271, 5.10.212, 5.15.151, 6.1.81, 6.6.21, 6.7.9, 6.8
Red Hat 3 advisories
- RHSA-2024:5363 Released 2024-08-15 · Red Hat rating Importantkernel security update
- Red Hat Enterprise Linux AppStream (v. 9) kernel-64k-debug-devel-5.14.0-427.31.1.el9_4, kernel-64k-debug-devel-matched-5.14.0-427.31.1.el9_4, kernel-64k-devel-5.14.0-427.31.1.el9_4 +11
- Red Hat Enterprise Linux BaseOS (v. 9) bpftool-7.3.0-427.31.1.el9_4, kernel-5.14.0-427.31.1.el9_4, kernel-64k-5.14.0-427.31.1.el9_4 +29
- Red Hat Enterprise Linux CRB (v. 9) kernel-tools-libs-devel-5.14.0-427.31.1.el9_4, libperf-5.14.0-427.31.1.el9_4
- Red Hat Enterprise Linux NFV (v. 9) kernel-rt-5.14.0-427.31.1.el9_4, kernel-rt-core-5.14.0-427.31.1.el9_4, kernel-rt-debug-5.14.0-427.31.1.el9_4 +11
- Red Hat Enterprise Linux RT (v. 9) kernel-rt-5.14.0-427.31.1.el9_4, kernel-rt-core-5.14.0-427.31.1.el9_4, kernel-rt-debug-5.14.0-427.31.1.el9_4 +9
- RHSA-2024:4831 Released 2024-07-24 · Red Hat rating Importantkernel-rt security update
- Red Hat Enterprise Linux Real Time EUS (v.9.2) kernel-rt-5.14.0-284.75.1.rt14.360.el9_2, kernel-rt-core-5.14.0-284.75.1.rt14.360.el9_2, kernel-rt-debug-5.14.0-284.75.1.rt14.360.el9_2 +9
- Red Hat Enterprise Linux Real Time for NFV EUS (v.9.2) kernel-rt-5.14.0-284.75.1.rt14.360.el9_2, kernel-rt-core-5.14.0-284.75.1.rt14.360.el9_2, kernel-rt-debug-5.14.0-284.75.1.rt14.360.el9_2 +11
- RHSA-2024:4823 Released 2024-07-24 · Red Hat rating Importantkernel security update
- Red Hat CodeReady Linux Builder EUS (v.9.2) kernel-tools-libs-devel-5.14.0-284.75.1.el9_2
- Red Hat Enterprise Linux AppStream EUS (v.9.2) kernel-64k-debug-devel-5.14.0-284.75.1.el9_2, kernel-64k-debug-devel-matched-5.14.0-284.75.1.el9_2, kernel-64k-devel-5.14.0-284.75.1.el9_2 +10
- Red Hat Enterprise Linux BaseOS EUS (v.9.2) bpftool-7.0.0-284.75.1.el9_2, kernel-5.14.0-284.75.1.el9_2, kernel-64k-5.14.0-284.75.1.el9_2 +29
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 8 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 9 | Affected | No fix yet |
| Red Hat CodeReady Linux Builder EUS (v.9.2) | Fixed | RHSA-2024:4823 |
| Red Hat Enterprise Linux AppStream (v. 9) | Fixed | RHSA-2024:5363 |
| Red Hat Enterprise Linux AppStream EUS (v.9.2) | Fixed | RHSA-2024:4823 |
| Red Hat Enterprise Linux BaseOS (v. 9) | Fixed | RHSA-2024:5363 |
| Red Hat Enterprise Linux BaseOS EUS (v.9.2) | Fixed | RHSA-2024:4823 |
| Red Hat Enterprise Linux CRB (v. 9) | Fixed | RHSA-2024:5363 |
| Red Hat Enterprise Linux NFV (v. 9) | Fixed | RHSA-2024:5363 |
| Red Hat Enterprise Linux RT (v. 9) | Fixed | RHSA-2024:5363 |
| Red Hat Enterprise Linux Real Time EUS (v.9.2) | Fixed | RHSA-2024:4831 |
| Red Hat Enterprise Linux Real Time for NFV EUS (v.9.2) | Fixed | RHSA-2024:4831 |
Not affected: 3 products
- Red Hat Enterprise Linux AppStream (v. 9)
- Red Hat Enterprise Linux AppStream EUS (v.9.2)
- Red Hat Enterprise Linux CRB (v. 9)
Timeline
- 2026-10-02 Threatist record created from CVE-2024-27417
- 2026-10-03 Alias added: GHSA-vqrc-44v8-36x8
- 2026-11-07 Affected versions changed · Red Hat
References
Patch 7
- https://git.kernel.org/stable/c/9d4ffb5b9d879a75e4f7460e8b10e756b4dfb132
- https://git.kernel.org/stable/c/810fa7d5e5202fcfb22720304b755f1bdfd4c174
- https://git.kernel.org/stable/c/8a54834c03c30e549c33d5da0975f3e1454ec906
- https://git.kernel.org/stable/c/1b0998fdd85776775d975d0024bca227597e836a
- https://git.kernel.org/stable/c/44112bc5c74e64f28f5a9127dc34066c7a09bd0f
- https://git.kernel.org/stable/c/33a1b6bfef6def2068c8703403759024ce17053e
- https://git.kernel.org/stable/c/10bfd453da64a057bcfd1a49fb6b271c48653cdb
More Linux Kernel vulnerabilities
- 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
Sources
- CVE-2024-27417 · CVE Program
- CVE-2024-27417 · NVD
- FIRST EPSS
- GHSA-vqrc-44v8-36x8 · GitHub Advisory Database · CC BY 4.0
- CVE-2024-27417 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences