CVE-2021-38202
7.5 HIGHfs/nfsd/trace.h in the Linux kernel before 5.13.4 might allow remote attackers to cause a denial of service (out-of-bounds read in strlen...
Published: 2021-08-08 · Last updated: 2026-06-17
Severity and scoring
- CVSS
- 7.5 HIGH
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CWE
- CWE-125
Affected products
| Vendor | Product |
|---|---|
| linux | element_software, hci_bootstrap_os, hci_management_node |
| netapp | element_software, hci_bootstrap_os, hci_management_node |
Description
fs/nfsd/trace.h in the Linux kernel before 5.13.4 might allow remote attackers to cause a denial of service (out-of-bounds read in strlen) by sending NFS traffic when the trace event framework is being used for nfsd.
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2021-38202
- [Patch]https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.4
- [Patch]https://github.com/torvalds/linux/commit/7b08cf62b1239a4322427d677ea9363f0ab677c6
- [Other]https://security.netapp.com/advisory/ntap-20210902-0010/
- [Patch]https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.4
- [Patch]https://github.com/torvalds/linux/commit/7b08cf62b1239a4322427d677ea9363f0ab677c6
- [Other]https://security.netapp.com/advisory/ntap-20210902-0010/
- [Other]https://cert-portal.siemens.com/productcert/html/ssa-265688.html
Related CVEs
Same vendor
- CVE-2026-46273 — In the Linux kernel, the following vulnerability has been resolved: ibmveth: Disable GSO for packets with small MSS Some physical adapt... (8.6 HIGH)
- CVE-2026-46272 — In the Linux kernel, the following vulnerability has been resolved: coresight: tmc-etr: Fix race condition between sysfs and perf mode ... (4.7 MEDIUM)
- CVE-2026-46271 — In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: do WoW offloads only on primary link In case of multi... (7.8 HIGH)
- CVE-2026-46270 — In the Linux kernel, the following vulnerability has been resolved: power: supply: rt9455: Fix use-after-free in power_supply_changed() ... (8.4 HIGH)
- CVE-2026-46269 — In the Linux kernel, the following vulnerability has been resolved: pinctrl: canaan: k230: Fix NULL pointer dereference when parsing dev... (5.5 MEDIUM)
Same CWE
- CVE-2026-4367 — A flaw was found in libXpm (5.5 MEDIUM)
- CVE-2026-47963 — DNG SDK versions 1.7.1 2536 and earlier are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive me... (5.5 MEDIUM)
- CVE-2026-47934 — DNG SDK versions 1.7.1 2536 and earlier are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive me... (5.5 MEDIUM)
- CVE-2026-47927 — DNG SDK versions 1.7.1 2536 and earlier are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive me... (5.5 MEDIUM)
- CVE-2026-47748 — stable-diffusion.cpp is a pure C/C++ library for running diffusion model (Stable Diffusion, Flux, Wan, Qwen Image, Z-Image, and more) inf... (5.5 MEDIUM)