CVE-2022-49388
Linux UBI Use-After-Free Vulnerability
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].
INFO
Published Date :
Feb. 26, 2025, 7:01 a.m.
Last Modified :
March 25, 2025, 2:59 p.m.
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Remotely Exploitable :
No
Impact Score :
5.9
Exploitability Score :
1.8
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2022-49388.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
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The following list is the news that have been mention
CVE-2022-49388 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-49388 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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Initial Analysis by [email protected]
Mar. 25, 2025
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.20 up to (excluding) 5.4.198 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.15 up to (excluding) 4.19.247 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.18 up to (excluding) 5.18.4 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 5.17.15 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.15.47 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.5 up to (excluding) 5.10.122 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.12 up to (excluding) 4.14.283 Added Reference Type kernel.org: https://git.kernel.org/stable/c/1174ab8ba36a48025b68b5ff1085000b1e510217 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/25ff1e3a1351c0d936dd1ac2f9e58231ea1510c9 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/5ff2514e4fb55dcf3d88294686040ca73ea0c1a2 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/6d8d3f68cbecfd31925796f0fb668eb21ab06734 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/8302620aeb940f386817321d272b12411ae7d39f Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/8c03a1c21d72210f81cb369cc528e3fde4b45411 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/abb67043060f2bf4c03d7c3debb9ae980e2b6db3 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/e27ecf325e51abd06aaefba57a6322a46fa4178b Types: Patch -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Feb. 27, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-416 -
New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Feb. 26, 2025
Action Type Old Value New Value Added 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]. Added Reference https://git.kernel.org/stable/c/1174ab8ba36a48025b68b5ff1085000b1e510217 Added Reference https://git.kernel.org/stable/c/25ff1e3a1351c0d936dd1ac2f9e58231ea1510c9 Added Reference https://git.kernel.org/stable/c/5ff2514e4fb55dcf3d88294686040ca73ea0c1a2 Added Reference https://git.kernel.org/stable/c/6d8d3f68cbecfd31925796f0fb668eb21ab06734 Added Reference https://git.kernel.org/stable/c/8302620aeb940f386817321d272b12411ae7d39f Added Reference https://git.kernel.org/stable/c/8c03a1c21d72210f81cb369cc528e3fde4b45411 Added Reference https://git.kernel.org/stable/c/abb67043060f2bf4c03d7c3debb9ae980e2b6db3 Added Reference https://git.kernel.org/stable/c/e27ecf325e51abd06aaefba57a6322a46fa4178b
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-49388 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2022-49388
weaknesses.