kernel: crypto: qat - fix VF2PF work teardown race in adf_disable_sriov()

A flaw was found in the Linux kernel's crypto QAT QuickAssist Technology module. A race condition exists during the teardown of Virtual Function to Physical Function VF2PF work in the adfdisablesriov function. This allows a concurrently scheduled or already queued worker to attempt to access memo...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098930)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098930 advisory. In the Linux kernel, the following vulnerability has been resolved: crypto: qat - remove unused character device and IOCTLs The QAT driver exposes a character device...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098914)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098914 advisory. In the Linux kernel, the following vulnerability has been resolved: crypto: qat - validate RSA CRT component lengths The generic RSA key parser rsahelper.c bounds ea...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: crypto: qat – A memory leak has been fixed in RSA operations. When a RSA key is represented in Form 2 as defined in PKCS 1 V2.1, some components of the private key persist even after the TFM Transaction Framework is released. To...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: crypto: qat – fix out-of-bounds read When preparing an AER-CTR request, the driver copies the key provided by the user into a data structure that is accessible by the firmware. If the target device is QAT GEN4, the key size is...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: crypto: qat – The ADFSTATUSPFRUNNING flag should be set after adfdevinit. The ADFSTATUSPFRUNNING flag is only used and checked by adfvf2pfshutdown before calling adfiovputmsg-mutexlockvf2pflock. However, vf2pflock is initialized ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: crypto: qat – Flushes misc workqueue during device shutdown Repeated loading and unloading of a device-specific QAT driver, such as qat4xxx, in a tight loop can lead to a crash due to a use-after-free scenario. This occurs when a...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-102023)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-102023 advisory. In the Linux kernel, the following vulnerability has been resolved: crypto: qat - remove unused character device and IOCTLs The QAT driver exposes a character device...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-102032)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-102032 advisory. In the Linux kernel, the following vulnerability has been resolved: crypto: qat - fix VF2PF work teardown race in adfdisablesriov The VF2PF interrupt handler queues...

CVE-2026-74306

A flaw was found in the Linux kernel's vfio/qat driver. This vulnerability involves a race condition in the qatvfresumewrite function, where concurrent operations can bypass a critical bounds check. This allows data to be written beyond the intended memory area, potentially corrupting system...

Linux Distros Unpatched Vulnerability : CVE-2026-74306

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - vfio/qat: fix fpos race in qatvfresumewrite qatvfresumewrite checks filp-fpos before taking migf-lock, but copies into the migration-state buffer after taking t...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100535)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100535 advisory. In the Linux kernel, the following vulnerability has been resolved: crypto: qat - remove unused character device and IOCTLs The QAT driver exposes a character device...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-099696)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099696 advisory. In the Linux kernel, the following vulnerability has been resolved: crypto: qat - remove unused character device and IOCTLs The QAT driver exposes a character device...

CVE-2026-74306

In the Linux kernel, the following vulnerability has been resolved: vfio/qat: fix fpos race in qatvfresumewrite qatvfresumewrite checks filp-fpos before taking migf-lock, but copies into the migration-state buffer after taking the lock and re-reading the shared file position. Two concurrent write...

CVE-2026-74306

In the Linux kernel, the following vulnerability has been resolved: vfio/qat: fix fpos race in qatvfresumewrite qatvfresumewrite checks filp-fpos before taking migf-lock, but copies into the migration-state buffer after taking the lock and re-reading the shared file position. Two concurrent write...

UBUNTU-CVE-2026-74306

In the Linux kernel, the following vulnerability has been resolved: vfio/qat: fix fpos race in qatvfresumewrite qatvfresumewrite checks filp-fpos before taking migf-lock, but copies into the migration-state buffer after taking the lock and re-reading the shared file position. Two concurrent write...

CVE-2026-74306 vfio/qat: fix f_pos race in qat_vf_resume_write()

In the Linux kernel, the following vulnerability has been resolved: vfio/qat: fix fpos race in qatvfresumewrite qatvfresumewrite checks filp-fpos before taking migf-lock, but copies into the migration-state buffer after taking the lock and re-reading the shared file position. Two concurrent write...

EUVD-2026-59453

In the Linux kernel, the following vulnerability has been resolved: vfio/qat: fix fpos race in qatvfresumewrite qatvfresumewrite checks filp-fpos before taking migf-lock, but copies into the migration-state buffer after taking the lock and re-reading the shared file position. Two concurrent write...

CVE-2026-74306

Summary (CVE-2026-74306): In the Linux kernel, the vfio/qat path is affected by a race in qat_vf_resume_write() where a bounds check uses filp->f_pos before taking migf->lock. The code then copies into the migration-state buffer after acquiring the lock and rereading the shared file positio...

CVE-2026-74306 vfio/qat: fix f_pos race in qat_vf_resume_write()

In the Linux kernel, the following vulnerability has been resolved: vfio/qat: fix fpos race in qatvfresumewrite qatvfresumewrite checks filp-fpos before taking migf-lock, but copies into the migration-state buffer after taking the lock and re-reading the shared file position. Two concurrent write...