Tracker / CVE-2023-52748
CVE-2023-52748
High 7.8
In the Linux kernel, the following vulnerability has been resolved: f2fs: avoid format-overflow warning With gcc and W=1 option, there's a warning like this: fs/f2fs/compress.c: In function ‘f2fs_init_page_array_cache’: fs/f2fs/compress.c:1984:47: error: ‘%u’ directive writing between 1 and 7 bytes into a region of size between 5 and 8 [-Werror=format-overflow=] 1984 | sprintf(slab_name, "f2fs_page_array_entry-%u:%u", MAJOR(dev), MINOR(dev)); | ^~ String "f2fs_page_array_entry-%u:%u" can up to 35. The first "%u" can up to 4 and the second "%u" can up to 7, so total size is "24 + 4 + 7 = 35". slab_name's size should be 35 rather than 32.
Affected products and versions
| linux | linux_kernel · 5.10 → 5.10.202 |
|---|---|
| linux | linux_kernel · 5.11 → 5.15.140 |
| linux | linux_kernel · 5.16 → 6.1.64 |
| linux | linux_kernel · 6.2 → 6.5.13 |
| linux | linux_kernel · 6.6 → 6.6.3 |
Analysis
This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.