CVE-2025-38653
proc: use the same treatment to check proc_lseek as ones for proc_read_iter et.al
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Aug 22, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
3f61631d47f115b83c935d0039f95cb68b0c8ab7 < c35b0feb80b48720dfbbf4e33759c7be3faaebb6 3f61631d47f115b83c935d0039f95cb68b0c8ab7 < 33c778ea0bd0fa62ff590497e72562ff90f82b13 3f61631d47f115b83c935d0039f95cb68b0c8ab7 < fc1072d934f687e1221d685cf1a49a5068318f34 3f61631d47f115b83c935d0039f95cb68b0c8ab7 < d136502e04d8853a9aecb335d07bbefd7a1519a8 3f61631d47f115b83c935d0039f95cb68b0c8ab7 < 1fccbfbae1dd36198dc47feac696563244ad81d3 3f61631d47f115b83c935d0039f95cb68b0c8ab7 < ff7ec8dc1b646296f8d94c39339e8d3833d16c05
Linux / Linux
6.0
References
git.kernel.org: https://git.kernel.org/stable/c/c35b0feb80b48720dfbbf4e33759c7be3faaebb6 git.kernel.org: https://git.kernel.org/stable/c/33c778ea0bd0fa62ff590497e72562ff90f82b13 git.kernel.org: https://git.kernel.org/stable/c/fc1072d934f687e1221d685cf1a49a5068318f34 git.kernel.org: https://git.kernel.org/stable/c/d136502e04d8853a9aecb335d07bbefd7a1519a8 git.kernel.org: https://git.kernel.org/stable/c/1fccbfbae1dd36198dc47feac696563244ad81d3 git.kernel.org: https://git.kernel.org/stable/c/ff7ec8dc1b646296f8d94c39339e8d3833d16c05 lists.debian.org: https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html