CVE-2026-53021

A flaw was found in the Linux kernel's SCSI target core. The sbcexecuteunmap function, which handles UNMAP operations, is vulnerable to an integer overflow. This vulnerability occurs because the bounds check for the Logical Block Address LBA and range does not prevent a 64-bit overflow. An attack...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: target: tcmloop: Fixed a possible name leak in tcmloopsetuphbabus. If deviceregister fails in tcmloopsetuphbabus, the name allocated by devsetname needs to be freed. As noted in the comments for deviceregister, it should us...

kernel: scsi: target: iscsi: Fix use-after-free in iscsit_dec_conn_usage_count()

A use-after-free flaw was found in the Linux kernel's iSCSI target subsystem. In the iscsitdecconnusagecount function, complete is called while still holding the conn-connusagelock spinlock. The waiting thread such as iscsitcloseconnection may wake up immediately and free the iscsitconn structure...

kernel: scsi: target: iscsi: Fix use-after-free in iscsit_dec_conn_usage_count()

A use-after-free flaw was found in the Linux kernel's iSCSI target subsystem. In the iscsitdecconnusagecount function, complete is called while still holding the conn-connusagelock spinlock. The waiting thread such as iscsitcloseconnection may wake up immediately and free the iscsitconn structure...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

ALSA-2026:25217 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: scsi: target: iscsi: Fix use-after-free in iscsitdecconnusagecount CVE-2026-23216 kernel: Linux kernel: Use-after-free in bonding driver leads to denial of service CVE-2026-31419 kernel:...

EulerOS Virtualization 2.12.1 : kernel (EulerOS-SA-2026-2077)

According to the versions of the kernel packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : netfilter: ctnetlink: remove refcounting in expectation dumpersCVE-2025-39764 nvme: nvme-fc: Ensure -ioerrwork is cancelled in...

SUSE CVE-2026-46149

In the Linux kernel, the following vulnerability has been resolved: scsi: target: configfs: Bound snprintf return in tgptgpmembersshow targettgptgpmembersshow formats LUN paths with snprintf into a 256-byte stack buffer, then will memcpy curlen bytes from that buffer. snprintf returns the length...

Linux Distros Unpatched Vulnerability : CVE-2026-46149

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - scsi: target: configfs: Bound snprintf return in tgptgpmembersshow targettgptgpmembersshow formats LUN paths with snprintf into a 256-byte stack buffer, then wi...

CVE-2026-46149

A flaw was found in the Linux kernel's SCSI target subsystem. This vulnerability, a buffer overflow, occurs in the tgptgpmembersshow function when processing long iSCSI IQN names. An attacker could potentially exploit this by providing a specially crafted input, leading to the disclosure of...

CVE-2026-46149

In the Linux kernel, the following vulnerability has been resolved: scsi: target: configfs: Bound snprintf return in tgptgpmembersshow targettgptgpmembersshow formats LUN paths with snprintf into a 256-byte stack buffer, then will memcpy curlen bytes from that buffer. snprintf returns the length...

UBUNTU-CVE-2026-46149

In the Linux kernel, the following vulnerability has been resolved: scsi: target: configfs: Bound snprintf return in tgptgpmembersshow targettgptgpmembersshow formats LUN paths with snprintf into a 256-byte stack buffer, then will memcpy curlen bytes from that buffer. snprintf returns the length...

CVE-2026-46149 scsi: target: configfs: Bound snprintf() return in tg_pt_gp_members_show()

In the Linux kernel, the following vulnerability has been resolved: scsi: target: configfs: Bound snprintf return in tgptgpmembersshow targettgptgpmembersshow formats LUN paths with snprintf into a 256-byte stack buffer, then will memcpy curlen bytes from that buffer. snprintf returns the length...

EUVD-2026-32776

In the Linux kernel, the following vulnerability has been resolved: scsi: target: configfs: Bound snprintf return in tgptgpmembersshow targettgptgpmembersshow formats LUN paths with snprintf into a 256-byte stack buffer, then will memcpy curlen bytes from that buffer. snprintf returns the length...

CVE-2026-46149

In the Linux kernel, the following vulnerability has been resolved: scsi: target: configfs: Bound snprintf return in tgptgpmembersshow targettgptgpmembersshow formats LUN paths with snprintf into a 256-byte stack buffer, then will memcpy curlen bytes from that buffer. snprintf returns the length...

CVE-2026-46149

Summary: CVE-2026-46149 affects the Linux kernel SCSI target subsystem, specifically the configfs path in tg_pt_gp_members_show(). The function formats LUN paths with snprintf() into a 256-byte stack buffer and then copies cur_len bytes via memcpy(), but snprintf() may return a length that exceed...

Oracle Linux 8 / 9 : Unbreakable Enterprise kernel (ELSA-2026-50275)

The remote Oracle Linux 8 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-50275 advisory. - xfrm: esp: ipv4: fix up flags setting Greg Kroah-Hartman Orabug: 39368252 CVE-2026-43284 - xfrm: esp: avoid in-place decrypt on shared skb frags...

PT-2026-44272

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A buffer overflow occurs in the target tg pt gp members show function when formatting LUN paths using snprintf into a 256-byte stack buffer. Because iSCSI IQN names can reach 223 bytes,...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: target: core: Fixed the nullptrderef issue in targetallocdevice There is a nullptrderef issue reported by KASAN: BUG: KASAN: nullptrderef in targetallocdevice+0xbc4/0xbe0 targetcoremod … kasanreport+0xb9/0xf0...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: target: Fixed the crash that occurred when using “WRITESAME” without a data buffer. In the newer version of the SBC specifications, there’s a NDOB bit that indicates that there is no data buffer being written. If this bit i...