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CVE-2025-38653

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CVE-2025-38653

Published: Aug 22, 2025

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: proc: use the same treatment to check proc_lseek as ones for proc_read_iter et.al Check pde->proc_ops->proc_lseek directly may cause UAF in rmmod scenario. It's a gap in proc_reg_open() after commit 654b33ada4ab("proc: fix UAF in proc_get_inode()"). Followed by AI Viro's suggestion, fix it in same manner.

VendorProductVersions

Linux

Linux

affected
3f61631d47f115b83c935d0039f95cb68b0c8ab7 - < c35b0feb80b48720dfbbf4e33759c7be3faaebb6
affected
3f61631d47f115b83c935d0039f95cb68b0c8ab7 - < 33c778ea0bd0fa62ff590497e72562ff90f82b13
affected
3f61631d47f115b83c935d0039f95cb68b0c8ab7 - < fc1072d934f687e1221d685cf1a49a5068318f34
affected
3f61631d47f115b83c935d0039f95cb68b0c8ab7 - < d136502e04d8853a9aecb335d07bbefd7a1519a8
affected
3f61631d47f115b83c935d0039f95cb68b0c8ab7 - < 1fccbfbae1dd36198dc47feac696563244ad81d3

+1 more versions

Linux

Linux

affected
6.0
unaffected
0 - < 6.0
unaffected
6.1.148 - <= 6.1.*
unaffected
6.6.102 - <= 6.6.*
unaffected
6.12.42 - <= 6.12.*

+3 more versions

References

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