CVE-2022-50814
Description
In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/zip - fix mismatch in get/set sgl_sge_nr KASAN reported this Bug: [17619.659757] BUG: KASAN: global-out-of-bounds in param_get_int+0x34/0x60 [17619.673193] Read of size 4 at addr fffff01332d7ed00 by task read_all/1507958 ... [17619.698934] The buggy address belongs to the variable: [17619.708371] sgl_sge_nr+0x0/0xffffffffffffa300 [hisi_zip] There is a mismatch in hisi_zip when get/set the variable sgl_sge_nr. The type of sgl_sge_nr is u16, and get/set sgl_sge_nr by param_get/set_int. Replacing param_get/set_int to param_get/set_ushort can fix this bug.
How to fix
- Linux Linuxd88b88514ef28515ccfa1f1787c2aedef75a79dd, 272093471305261c4e07a2fc97c2d1e53cd56819, f8a983d6e01b198320d310cb1326364d7d973b2a, 5eaebd19fbb0e26e73a34f55d3b1dc310df0eb15, d74f9340097a881869c4c22ca376654cc2516ecc or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | f081fda293ffba54216a7dab66faba7275475006 ≤ v < d88b88514ef28515ccfa1f1787c2aedef75a79dd, f081fda293ffba54216a7dab66faba7275475006 ≤ v < 272093471305261c4e07a2fc97c2d1e53cd56819, f081fda293ffba54216a7dab66faba7275475006 ≤ v < f8a983d6e01b198320d310cb1326364d7d973b2a, f081fda293ffba54216a7dab66faba7275475006 ≤ v < 5eaebd19fbb0e26e73a34f55d3b1dc310df0eb15, f081fda293ffba54216a7dab66faba7275475006 ≤ v < d74f9340097a881869c4c22ca376654cc2516ecc, 5.5 | d88b88514ef28515ccfa1f1787c2aedef75a79dd, 272093471305261c4e07a2fc97c2d1e53cd56819, f8a983d6e01b198320d310cb1326364d7d973b2a, 5eaebd19fbb0e26e73a34f55d3b1dc310df0eb15, d74f9340097a881869c4c22ca376654cc2516ecc |
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