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CVE-2022-49388 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: ubi: ubi_create_volume: Fix use-after-free when volume creation failed There is an use-after-free problem for 'eba_tbl' in ubi_create_volume()'s error handling path: ubi_eba_replace_table(vol, eba_tbl) vol->eba_tbl = tbl out_mapping: ubi_eba_destroy_table(eba_tbl) // Free 'eba_tbl' out_unlock: put_device(&vol->dev) vol_release kfree(tbl->entries) // UAF Fix it by removing redundant 'eba_tbl' releasing. Fetch a reproducer in [Link].


Metrics

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CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://git.kernel.org/stable/c/1174ab8ba36a48025b68b5ff1085000b1e510217 Patch 
https://git.kernel.org/stable/c/25ff1e3a1351c0d936dd1ac2f9e58231ea1510c9 Patch 
https://git.kernel.org/stable/c/5ff2514e4fb55dcf3d88294686040ca73ea0c1a2 Patch 
https://git.kernel.org/stable/c/6d8d3f68cbecfd31925796f0fb668eb21ab06734 Patch 
https://git.kernel.org/stable/c/8302620aeb940f386817321d272b12411ae7d39f Patch 
https://git.kernel.org/stable/c/8c03a1c21d72210f81cb369cc528e3fde4b45411 Patch 
https://git.kernel.org/stable/c/abb67043060f2bf4c03d7c3debb9ae980e2b6db3 Patch 
https://git.kernel.org/stable/c/e27ecf325e51abd06aaefba57a6322a46fa4178b Patch 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-416 Use After Free CISA-ADP  

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Change History

3 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2022-49388
NVD Published Date:
02/26/2025
NVD Last Modified:
03/25/2025
Source:
kernel.org