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CVE-2022-50814

crypto: hisilicon/zip - fix mismatch in get/set sgl_sge_nr PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected f081fda293ffba54216a7dab66faba7275475006 before d88b88514ef28515ccfa1f1787c2aedef75a79dd; affected f081fda293ffba54216a7dab66faba7275475006 before 272093471305261c4e07a2fc97c2d1e53cd56819; affected f081fda293ffba54216a7dab66faba7275475006 before f8a983d6e01b198320d310cb1326364d7d973b2a; affected f081fda293ffba54216a7dab66faba7275475006 before 5eaebd19fbb0e26e73a34f55d3b1dc310df0eb15; affected f081fda293ffba54216a7dab66faba7275475006 before d74f9340097a881869c4c22ca376654cc2516ecc
Linux / Linuxaffected 5.5; unaffected 0 before 5.5; unaffected 5.10.150 through 5.10.*; unaffected 5.15.75 through 5.15.*; unaffected 5.19.17 through 5.19.*; unaffected 6.0.3 through 6.0.*; unaffected 6.1 through *

CWE

No CWE identifiers supplied.

References