CVE-2026-90034

usb: image: mdc800: change kmalloc() to kzalloc()

State: Published
Severity: Not scored
Published: Sep 16, 2026
Updated: Oct 19, 2026
Reserved: Sep 11, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

usb: image: mdc800: change kmalloc() to kzalloc()

Change the kmalloc() calls in usb_mdc800_init() for irq_urb_buffer and download_urb_buffer to kzalloc(), avoiding potential stack leaks if a shorter message is received in mdc800_usb_irq() and mdc800_usb_download_notify()

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 6c601410d1a9ae645f604fe2f61b9f4942c77dfbAffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 2df8f7720ed91f1aad4f128553b6e90c7c5fac1eAffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 67c6726dd6048a2781aa43a2bf9fcf1e16ee3a7dAffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 553c375e86a49882e95840565512e17bff31cc3aAffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 8c38049879f2108f57c98f03cc7f3db51a12bdabAffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 838455cc8bfe1278150d1d776529edea6cd4c1ddAffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before e22428f0c038c23109c0383a235aa607b0cd4c95Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 2430eb81e44111b30eeb5273bbcf8b24ca517ef9Affected
LinuxLinux	2.6.12Affected before 2.6.12Not affected 5.10.270 through 5.10.Not affected 5.15.221 through 5.15.Not affected 6.1.188 through 6.1.Not affected 6.6.157 through 6.6.Not affected 6.12.110 through 6.12.Not affected 6.18.51 through 6.18.Not affected 7.2.5 through 7.2.*Not affected 7.3 and laterNot affected

Product

Versions

LinuxLinux

1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 6c601410d1a9ae645f604fe2f61b9f4942c77dfbAffected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 2df8f7720ed91f1aad4f128553b6e90c7c5fac1eAffected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 67c6726dd6048a2781aa43a2bf9fcf1e16ee3a7dAffected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 553c375e86a49882e95840565512e17bff31cc3aAffected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 8c38049879f2108f57c98f03cc7f3db51a12bdabAffected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 838455cc8bfe1278150d1d776529edea6cd4c1ddAffected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before e22428f0c038c23109c0383a235aa607b0cd4c95Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 2430eb81e44111b30eeb5273bbcf8b24ca517ef9Affected

LinuxLinux

2.6.12Affected
before 2.6.12Not affected
5.10.270 through 5.10.*Not affected
5.15.221 through 5.15.*Not affected
6.1.188 through 6.1.*Not affected
6.6.157 through 6.6.*Not affected
6.12.110 through 6.12.*Not affected
6.18.51 through 6.18.*Not affected
7.2.5 through 7.2.*Not affected
7.3 and laterNot affected

References

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