An issue was discovered in the USB subsystem in the Linux kernel through 6.4.2.
Priority MEDIUM 54CWE-125Published · Updated
Key facts
- Attack vector
- Physical
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Partial Red Hat: 9 fixed, 1 without a fix
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat. Impact type from CWE-125 and the CVSS impact.
Summary
An issue was discovered in the USB subsystem in the Linux kernel through 6.4.2. There is an out-of-bounds and crash in read_descriptors in drivers/usb/core/sysfs.c.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00646 51st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial Red Hat: 3 advisoriesRed Hat: 9 fixed, 1 without a fix
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- 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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
Red Hat 3 advisories
- RHSA-2024:2950 Released 2024-05-22 · Red Hat rating Moderatekernel-rt security and bug fix update
- Red Hat Enterprise Linux NFV (v. 8) kernel-rt-4.18.0-553.rt7.342.el8_10, kernel-rt-core-4.18.0-553.rt7.342.el8_10, kernel-rt-debug-4.18.0-553.rt7.342.el8_10 +9
- Red Hat Enterprise Linux RT (v. 8) kernel-rt-4.18.0-553.rt7.342.el8_10, kernel-rt-core-4.18.0-553.rt7.342.el8_10, kernel-rt-debug-4.18.0-553.rt7.342.el8_10 +7
- RHSA-2024:3138 Released 2024-05-22 · Red Hat rating Moderatekernel security, bug fix, and enhancement update
- Red Hat Enterprise Linux BaseOS (v. 8) bpftool-4.18.0-553.el8_10, kernel-4.18.0-553.el8_10, kernel-abi-stablelists-4.18.0-553.el8_10 +19
- Red Hat Enterprise Linux CRB (v. 8) kernel-tools-libs-devel-4.18.0-553.el8_10
- RHSA-2024:2394 Released 2024-04-30 · Red Hat rating Importantkernel security, bug fix, and enhancement update
- Red Hat Enterprise Linux AppStream (v. 9) kernel-64k-debug-devel-5.14.0-427.13.1.el9_4, kernel-64k-debug-devel-matched-5.14.0-427.13.1.el9_4, kernel-64k-devel-5.14.0-427.13.1.el9_4 +11
- Red Hat Enterprise Linux BaseOS (v. 9) bpftool-7.3.0-427.13.1.el9_4, kernel-5.14.0-427.13.1.el9_4, kernel-64k-5.14.0-427.13.1.el9_4 +29
- Red Hat Enterprise Linux CRB (v. 9) kernel-tools-libs-devel-5.14.0-427.13.1.el9_4, libperf-5.14.0-427.13.1.el9_4
- Red Hat Enterprise Linux NFV (v. 9) kernel-rt-5.14.0-427.13.1.el9_4, kernel-rt-core-5.14.0-427.13.1.el9_4, kernel-rt-debug-5.14.0-427.13.1.el9_4 +11
- Red Hat Enterprise Linux RT (v. 9) kernel-rt-5.14.0-427.13.1.el9_4, kernel-rt-core-5.14.0-427.13.1.el9_4, kernel-rt-debug-5.14.0-427.13.1.el9_4 +9
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 9 | Affected | No fix yet |
| Red Hat Enterprise Linux AppStream (v. 9) | Fixed | RHSA-2024:2394 |
| Red Hat Enterprise Linux BaseOS (v. 8) | Fixed | RHSA-2024:3138 |
| Red Hat Enterprise Linux BaseOS (v. 9) | Fixed | RHSA-2024:2394 |
| Red Hat Enterprise Linux CRB (v. 8) | Fixed | RHSA-2024:3138 |
| Red Hat Enterprise Linux CRB (v. 9) | Fixed | RHSA-2024:2394 |
| Red Hat Enterprise Linux NFV (v. 8) | Fixed | RHSA-2024:2950 |
| Red Hat Enterprise Linux NFV (v. 9) | Fixed | RHSA-2024:2394 |
| Red Hat Enterprise Linux RT (v. 8) | Fixed | RHSA-2024:2950 |
| Red Hat Enterprise Linux RT (v. 9) | Fixed | RHSA-2024:2394 |
Not affected: 2 products
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
Timeline
- 2026-10-02 Threatist record created from CVE-2023-37453
- 2026-10-03 Alias added: GHSA-7jq8-885h-574r
- 2026-10-19 EPSS moved to the 50th–90th percentile
References
Other 6
- https://lore.kernel.org/all/000000000000c0ffe505fe86c9ca%40google.com/T/
- https://lore.kernel.org/all/000000000000e56434059580f86e%40google.com/T/
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1e4c574225cc5a0553115e5eb5787d1474db5b0f
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=85d07c55621676d47d873d2749b88f783cd4d5a1
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=de28e469da75359a2bb8cd8778b78aa64b1be1f4
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ff33299ec8bb80cdcc073ad9c506bd79bb2ed20b
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-2023-37453 · CVE Program
- CVE-2023-37453 · NVD
- FIRST EPSS
- GHSA-7jq8-885h-574r · GitHub Advisory Database · CC BY 4.0
- CVE-2023-37453 · 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