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CVE-2021-3428
Published: Mar 4, 2022
Modified: Aug 3, 2024
PUBLISHED
Description
A flaw was found in the Linux kernel. A denial of service problem is identified if an extent tree is corrupted in a crafted ext4 filesystem in fs/ext4/extents.c in ext4_es_cache_extent. Fabricating an integer overflow, A local attacker with a special user privilege may cause a system crash problem which can lead to an availability threat.
| Vendor | Product | Versions |
|---|---|---|
n/a | kernel | affected Affects linux kernel before v5.9. |
Weaknesses (CWE)
References
https://bugzilla.redhat.com/show_bug.cgi?id=1972621
x_refsource_MISC
https://ubuntu.com/security/CVE-2021-3428
x_refsource_MISC
https://www.openwall.com/lists/oss-security/2021/03/17/1
x_refsource_MISC
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