Medium severity5.5NVD Advisory· Published Aug 8, 2021· Updated Jun 17, 2026
CVE-2021-38203
CVE-2021-38203
Description
btrfs in the Linux kernel before 5.13.4 allows attackers to cause a denial of service (deadlock) via processes that trigger allocation of new system chunks during times when there is a shortage of free space in the system space_info.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
7- cpe:2.3:a:netapp:element_software:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:hci_bootstrap_os:-:*:*:*:*:*:*:*
- Linux/Linux kerneldescription
Patches
Vulnerability mechanics
References
3- cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.4nvdMailing ListPatchVendor Advisory
- github.com/torvalds/linux/commit/1cb3db1cf383a3c7dbda1aa0ce748b0958759947nvdExploitPatchThird Party Advisory
- security.netapp.com/advisory/ntap-20210902-0010/nvdThird Party Advisory
News mentions
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