Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: USB: serial: kl5kusb105: fix bulk-out buffer overflow issue The function klsi105preparewritebuffer is called by the generic write path. This function uses the bulk-out buffer and its size bulgoutsize, 64 bytes. It stores a two-by...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-099926)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099926 advisory. In the Linux kernel, the following vulnerability has been resolved: USB: serial: kl5kusb105: fix bulk-out buffer overflow klsi105preparewritebuffer is called by the...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100696)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100696 advisory. In the Linux kernel, the following vulnerability has been resolved: USB: serial: kl5kusb105: fix bulk-out buffer overflow klsi105preparewritebuffer is called by the...

Linux Distros Unpatched Vulnerability : CVE-2026-53194

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - USB: serial: kl5kusb105: fix bulk-out buffer overflow klsi105preparewritebuffer is called by the generic write path with the bulk-out buffer and its size...

USB: serial: kl5kusb105: fix bulk-out buffer overflow

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CVE-2026-53194

A flaw was found in the Linux kernel's kl5kusb105 USB serial driver. This buffer overflow vulnerability allows a local attacker to write data beyond the intended memory boundary if attacker controls USB device or driver, because triggered from the internals of the device. By sending a specially...

SUSE CVE-2026-53194

In the Linux kernel, the following vulnerability has been resolved: USB: serial: kl5kusb105: fix bulk-out buffer overflow klsi105preparewritebuffer is called by the generic write path with the bulk-out buffer and its size bulkoutsize, 64 bytes. It stores a two-byte length header at the start of t...

CVE-2026-53194

In the Linux kernel, the following vulnerability has been resolved: USB: serial: kl5kusb105: fix bulk-out buffer overflow klsi105preparewritebuffer is called by the generic write path with the bulk-out buffer and its size bulkoutsize, 64 bytes. It stores a two-byte length header at the start of t...

UBUNTU-CVE-2026-53194

In the Linux kernel, the following vulnerability has been resolved: USB: serial: kl5kusb105: fix bulk-out buffer overflow klsi105preparewritebuffer is called by the generic write path with the bulk-out buffer and its size bulkoutsize, 64 bytes. It stores a two-byte length header at the start of t...

CVE-2026-53194

In the Linux kernel, the following vulnerability has been resolved: USB: serial: kl5kusb105: fix bulk-out buffer overflow klsi105preparewritebuffer is called by the generic write path with the bulk-out buffer and its size bulkoutsize, 64 bytes. It stores a two-byte length header at the start of t...

CVE-2026-53194 USB: serial: kl5kusb105: fix bulk-out buffer overflow

In the Linux kernel, the following vulnerability has been resolved: USB: serial: kl5kusb105: fix bulk-out buffer overflow klsi105preparewritebuffer is called by the generic write path with the bulk-out buffer and its size bulkoutsize, 64 bytes. It stores a two-byte length header at the start of t...

CVE-2026-53194

In the Linux kernel, the following vulnerability has been resolved: USB: serial: kl5kusb105: fix bulk-out buffer overflow klsi105preparewritebuffer is called by the generic write path with the bulk-out buffer and its size bulkoutsize, 64 bytes. It stores a two-byte length header at the start of t...

EUVD-2026-39285

In the Linux kernel, the following vulnerability has been resolved: USB: serial: kl5kusb105: fix bulk-out buffer overflow klsi105preparewritebuffer is called by the generic write path with the bulk-out buffer and its size bulkoutsize, 64 bytes. It stores a two-byte length header at the start of t...

CVE-2026-53194 USB: serial: kl5kusb105: fix bulk-out buffer overflow

In the Linux kernel, the following vulnerability has been resolved: USB: serial: kl5kusb105: fix bulk-out buffer overflow klsi105preparewritebuffer is called by the generic write path with the bulk-out buffer and its size bulkoutsize, 64 bytes. It stores a two-byte length header at the start of t...

CVE-2026-53194

The CVE-2026-53194 entry covers a defect in the Linux kernel USB serial driver kl5kusb105 (klsi_105_prepare_write_buffer). The bug occurs when the generic write path uses the bulk-out buffer (size 64) and copies the payload from the write_fifo without reserving space for the 2-byte header, result...

CVE-2026-53194

In the Linux kernel, the following vulnerability has been resolved: USB: serial: kl5kusb105: fix bulk-out buffer overflow klsi105preparewritebuffer is called by the generic write path with the bulk-out buffer and its size bulkoutsize, 64 bytes. It stores a two-byte length header at the start of t...

CVE-2026-53194: Out-of-bounds Write

In the Linux kernel, the following vulnerability has been resolved: USB: serial: kl5kusb105: fix bulk-out buffer overflow klsi105preparewritebuffer is called by the generic write path with the bulk-out buffer and its size bulkoutsize, 64 bytes. It stores a two-byte length header at the start of t...

PT-2026-52290

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A slab out-of-bounds write exists in the kl5kusb105 USB serial driver. The function klsi 105 prepare write buffer incorrectly handles the bulk-out buffer by storing a two-byte length...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003278)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003278 advisory. The klsi105getlinestate function in drivers/usb/serial/kl5kusb105.c in the Linux kernel before 4.9.5 places uninitialized heap-memory contents into a log entry upon ...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002993)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002993 advisory. The klsi105getlinestate function in drivers/usb/serial/kl5kusb105.c in the Linux kernel before 4.9.5 places uninitialized heap-memory contents into a log entry upon ...