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CVE-2026-63957

USB: serial: safe_serial: fix memory corruption with small endpoint PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: USB: serial: safe_serial: fix memory corruption with small endpoint Make sure that the bulk-out buffer size is at least eight bytes to avoid user-controlled slab corruption in "safe" mode should a malicious device report a smaller size.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before e3a1d6eee25dc96b1d2db0ecd9d8741e92056476; affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before c7336c0fba5c959249f3d793d33076b992ec3ee4; affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 161ea0e5236f5f051d2d85d6c54dd08ee9dc7ba4; affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 9b3145b3001fb24de1da72d1deb0bea70e5a078b; affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before a550ed2117ca4709d38f713933ff924a83942e41; affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before f793b67d41e5fab719c5a90baa77cbd2fe259517; affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 857b3cc73f91871ae4433f8b97c4670b78f8dc96; affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 438061ed1ad85e6743e2dce826671772d81089ec
Linux / Linuxaffected 2.6.12; unaffected 0 before 2.6.12; unaffected 5.10.259 through 5.10.*; unaffected 5.15.210 through 5.15.*; unaffected 6.1.176 through 6.1.*; unaffected 6.6.143 through 6.6.*; unaffected 6.12.93 through 6.12.*; unaffected 6.18.35 through 6.18.*; unaffected 7.0.12 through 7.0.*; unaffected 7.1 through *

CWE

No CWE identifiers supplied.

References