mm: fix NULL pointer dereference in alloc_pages_bulk_noprof
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: 19 fixed, 2 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-476.
Summary
In the Linux kernel, the following vulnerability has been resolved: mm: fix NULL pointer dereference in alloc_pages_bulk_noprof We triggered a NULL pointer dereference for ac.preferred_zoneref->zone in alloc_pages_bulk_noprof() when the task is migrated between cpusets. When cpuset is enabled, in prepare_alloc_pages(), ac->nodemask may be ¤t->mems_allowed. when first_zones_zonelist() is called to find preferred_zoneref, the ac->nodemask may be modified concurrently if the task is migrated between different cpusets. Assuming we have 2 NUMA Node, when traversing Node1 in ac->zonelist, the nodemask is 2, and when traversing Node2 in ac->zonelist, the nodemask is 1. As a result, the ac->preferred_zoneref points to NULL zone. In alloc_pages_bulk_noprof(), for_each_zone_zonelist_nodemask() finds a allowable zone and calls zonelist_node_idx(ac.preferred_zoneref), leading to NULL pointer dereference. __alloc_pages_noprof() fixes this issue by checking NULL pointer in commit ea57485af8f4 ("mm, page_alloc: fix check for NULL preferred_zone") and commit df76cee6bbeb ("mm, page_alloc: remove redundant checks from alloc fastpath"). To fix it, check NULL pointer for preferred_zoneref->zone.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Linux | Linux | 5.13 and later | 5.15.174, 6.1.119, 6.6.63, 6.11.10, 6.12 | Patch available | CNA |
- Linux VendorLinux Affected 5.13 and later Fixed in 5.15.174, 6.1.119, 6.6.63, 6.11.10, 6.12 Patch available CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 5.13 to before 6.1.119; 6.2 to before 6.6.63; 6.7 to before 6.11.10 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:* | 6.12 rc1 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:* | 6.12 rc2 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.12:rc3:*:*:*:*:*:* | 6.12 rc3 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.12:rc4:*:*:*:*:*:* | 6.12 rc4 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.12:rc5:*:*:*:*:*:* | 6.12 rc5 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.12:rc6:*:*:*:*:*:* | 6.12 rc6 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.12:rc7:*:*:*:*:*:* | 6.12 rc7 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions 5.13 to before 6.1.119; 6.2 to before 6.6.63; 6.7 to before 6.11.10 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:* Versions 6.12 rc1 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:* Versions 6.12 rc2 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.12:rc3:*:*:*:*:*:* Versions 6.12 rc3 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.12:rc4:*:*:*:*:*:* Versions 6.12 rc4 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.12:rc5:*:*:*:*:*:* Versions 6.12 rc5 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.12:rc6:*:*:*:*:*:* Versions 6.12 rc6 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.12:rc7:*:*:*:*:*:* Versions 6.12 rc7 Vulnerable ·Linux
Remediation
- Fix · CNA Linux (Linux) Fixed in 5.15.174, 6.1.119, 6.6.63, 6.11.10, 6.12
Red Hat 6 advisories
- RHSA-2025:2627 Released 2025-03-11 · Red Hat rating Importantkernel security update
- Red Hat CodeReady Linux Builder (v. 9) kernel-tools-libs-devel-5.14.0-503.31.1.el9_5, libperf-5.14.0-503.31.1.el9_5
- Red Hat Enterprise Linux AppStream (v. 9) kernel-64k-debug-devel-5.14.0-503.31.1.el9_5, kernel-64k-debug-devel-matched-5.14.0-503.31.1.el9_5, kernel-64k-devel-5.14.0-503.31.1.el9_5 +11
- Red Hat Enterprise Linux BaseOS (v. 9) bpftool-7.4.0-503.31.1.el9_5, kernel-5.14.0-503.31.1.el9_5, kernel-64k-5.14.0-503.31.1.el9_5 +30
- Red Hat Enterprise Linux Real Time (v. 9) kernel-rt-5.14.0-503.31.1.el9_5, kernel-rt-core-5.14.0-503.31.1.el9_5, kernel-rt-debug-5.14.0-503.31.1.el9_5 +9
- Red Hat Enterprise Linux Real Time for NFV (v. 9) kernel-rt-5.14.0-503.31.1.el9_5, kernel-rt-core-5.14.0-503.31.1.el9_5, kernel-rt-debug-5.14.0-503.31.1.el9_5 +11
- RHSA-2025:1658 Released 2025-02-19 · Red Hat rating Moderatekernel security update
- Red Hat CodeReady Linux Builder EUS (v.9.4) kernel-tools-libs-devel-5.14.0-427.55.1.el9_4, libperf-5.14.0-427.55.1.el9_4
- Red Hat Enterprise Linux AppStream EUS (v.9.4) kernel-64k-debug-devel-5.14.0-427.55.1.el9_4, kernel-64k-debug-devel-matched-5.14.0-427.55.1.el9_4, kernel-64k-devel-5.14.0-427.55.1.el9_4 +11
- Red Hat Enterprise Linux BaseOS EUS (v.9.4) bpftool-7.3.0-427.55.1.el9_4, kernel-5.14.0-427.55.1.el9_4, kernel-64k-5.14.0-427.55.1.el9_4 +29
- Red Hat Enterprise Linux Real Time EUS (v.9.4) kernel-rt-5.14.0-427.55.1.el9_4, kernel-rt-core-5.14.0-427.55.1.el9_4, kernel-rt-debug-5.14.0-427.55.1.el9_4 +9
- Red Hat Enterprise Linux Real Time for NFV EUS (v.9.4) kernel-rt-5.14.0-427.55.1.el9_4, kernel-rt-core-5.14.0-427.55.1.el9_4, kernel-rt-debug-5.14.0-427.55.1.el9_4 +11
- RHSA-2025:1268 Released 2025-02-11 · Red Hat rating Importantkernel security update
- Red Hat CodeReady Linux Builder EUS (v.9.2) kernel-tools-libs-devel-5.14.0-284.103.1.el9_2
- Red Hat Enterprise Linux AppStream EUS (v.9.2) kernel-64k-debug-devel-5.14.0-284.103.1.el9_2, kernel-64k-debug-devel-matched-5.14.0-284.103.1.el9_2, kernel-64k-devel-5.14.0-284.103.1.el9_2 +10
- Red Hat Enterprise Linux BaseOS EUS (v.9.2) bpftool-7.0.0-284.103.1.el9_2, kernel-5.14.0-284.103.1.el9_2, kernel-64k-5.14.0-284.103.1.el9_2 +29
Show 3 more Red Hat advisories
- RHSA-2025:1269 Released 2025-02-11 · Red Hat rating Importantkernel-rt security update
- Red Hat Enterprise Linux Real Time EUS (v.9.2) kernel-rt-5.14.0-284.103.1.rt14.388.el9_2, kernel-rt-core-5.14.0-284.103.1.rt14.388.el9_2, kernel-rt-debug-5.14.0-284.103.1.rt14.388.el9_2 +9
- Red Hat Enterprise Linux Real Time for NFV EUS (v.9.2) kernel-rt-5.14.0-284.103.1.rt14.388.el9_2, kernel-rt-core-5.14.0-284.103.1.rt14.388.el9_2, kernel-rt-debug-5.14.0-284.103.1.rt14.388.el9_2 +11
- RHSA-2025:1253 Released 2025-02-10 · Red Hat rating Importantkernel security update
- Red Hat Enterprise Linux AppStream E4S (v.9.0) kernel-debug-devel-5.14.0-70.124.1.el9_0, kernel-debug-devel-matched-5.14.0-70.124.1.el9_0, kernel-devel-5.14.0-70.124.1.el9_0 +5
- Red Hat Enterprise Linux BaseOS E4S (v.9.0) bpftool-5.14.0-70.124.1.el9_0, kernel-5.14.0-70.124.1.el9_0, kernel-abi-stablelists-5.14.0-70.124.1.el9_0 +14
- RHSA-2025:1254 Released 2025-02-10 · Red Hat rating Importantkernel-rt security update
- Red Hat Enterprise Linux NFV E4S (v.9.0) kernel-rt-5.14.0-70.124.1.rt21.196.el9_0, kernel-rt-core-5.14.0-70.124.1.rt21.196.el9_0, kernel-rt-debug-5.14.0-70.124.1.rt21.196.el9_0 +9
- Red Hat Enterprise Linux Real Time E4S (v.9.0) kernel-rt-5.14.0-70.124.1.rt21.196.el9_0, kernel-rt-core-5.14.0-70.124.1.rt21.196.el9_0, kernel-rt-debug-5.14.0-70.124.1.rt21.196.el9_0 +7
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 CodeReady Linux Builder (v. 9) | Fixed | RHSA-2025:2627 |
| Red Hat CodeReady Linux Builder EUS (v.9.2) | Fixed | RHSA-2025:1268 |
| Red Hat CodeReady Linux Builder EUS (v.9.4) | Fixed | RHSA-2025:1658 |
| Red Hat Enterprise Linux AppStream (v. 9) | Fixed | RHSA-2025:2627 |
| Red Hat Enterprise Linux AppStream E4S (v.9.0) | Fixed | RHSA-2025:1253 |
| Red Hat Enterprise Linux AppStream EUS (v.9.2) | Fixed | RHSA-2025:1268 |
| Red Hat Enterprise Linux AppStream EUS (v.9.4) | Fixed | RHSA-2025:1658 |
| Red Hat Enterprise Linux BaseOS (v. 9) | Fixed | RHSA-2025:2627 |
| Red Hat Enterprise Linux BaseOS E4S (v.9.0) | Fixed | RHSA-2025:1253 |
| Red Hat Enterprise Linux BaseOS EUS (v.9.2) | Fixed | RHSA-2025:1268 |
| Red Hat Enterprise Linux BaseOS EUS (v.9.4) | Fixed | RHSA-2025:1658 |
| Red Hat Enterprise Linux NFV E4S (v.9.0) | Fixed | RHSA-2025:1254 |
| Red Hat Enterprise Linux Real Time (v. 9) | Fixed | RHSA-2025:2627 |
| Red Hat Enterprise Linux Real Time E4S (v.9.0) | Fixed | RHSA-2025:1254 |
| Red Hat Enterprise Linux Real Time EUS (v.9.2) | Fixed | RHSA-2025:1269 |
| Red Hat Enterprise Linux Real Time EUS (v.9.4) | Fixed | RHSA-2025:1658 |
| Red Hat Enterprise Linux Real Time for NFV (v. 9) | Fixed | RHSA-2025:2627 |
| Red Hat Enterprise Linux Real Time for NFV EUS (v.9.2) | Fixed | RHSA-2025:1269 |
| Red Hat Enterprise Linux Real Time for NFV EUS (v.9.4) | Fixed | RHSA-2025:1658 |
Not affected: 1 product
- Red Hat Enterprise Linux 8
Timeline
- 2026-10-02 Threatist record created from CVE-2024-53113
- 2026-10-03 Alias added: GHSA-8x6v-8q4g-xh9f
- 2026-10-29 Affected versions changed · Red Hat
References
Patch 4
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Sources
- CVE-2024-53113 · CVE Program
- CVE-2024-53113 · NVD
- FIRST EPSS
- GHSA-8x6v-8q4g-xh9f · GitHub Advisory Database · CC BY 4.0
- CVE-2024-53113 · Red Hat security data · CC BY 4.0
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