Medium severity5.5NVD Advisory· Published Mar 23, 2022· Updated Jun 17, 2026
CVE-2021-4150
CVE-2021-4150
Description
A use-after-free flaw was found in the add_partition in block/partitions/core.c in the Linux kernel. A local attacker with user privileges could cause a denial of service on the system. The issue results from the lack of code cleanup when device_add call fails when adding a partition to the disk.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
10cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 9 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: <5.15
- cpe:2.3:o:linux:linux_kernel:5.15:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.15:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.15:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.15:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.15:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.15:rc5:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.15:rc6:*:*:*:*:*:*
- (no CPE)
- (no CPE)
Patches
Vulnerability mechanics
References
3- lkml.org/lkml/2021/10/18/485nvdExploitThird Party Advisory
- lkml.org/lkml/2021/9/6/781nvdExploitThird Party Advisory
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingThird Party Advisory
News mentions
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