kernel: scsi: target: configfs: Bound snprintf() return in tg_pt_gp_members_show()

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...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerabilit...

SUSE-SU-2026:4586-1 Security update for the Linux Kernel (Live Patch 85 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.320 fixes various security issues: The following security issues were fixed: - CVE-2026-63888: scsi: target: iscsi: Fix CRC overread and double-free in iscsithandletextcmd bsc1272391. - CVE-2026-63920: ipv6: validate extension header...

SUSE-SU-2026:4537-1 Security update for the Linux Kernel (Live Patch 18 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.66 fixes various security issues: The following security issues were fixed: - CVE-2026-63802: blk-cgroup: fix UAF in blkcgrstatflush bsc1272283. - CVE-2026-63888: scsi: target: iscsi: Fix CRC overread and double-free in...

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 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: scsi: target: iscsi: Fixed a timeout issue related to deleted connections. The NOPIN response timer may expire on a deleted connection, potentially causing crashes. The following log indicates this issue: “Did not receive a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: scsi: target: core: Fix targetcmdcounter leak The targetcmdcounter structure, which is allocated using targetalloccmdcounter, is never freed, resulting in leaks across various transport types. For example: - Unreferenced objec...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsit: Commands from recovery entries are freed after a session is closed. This leads to a use-after-free when the commands are freed, or a NPE Non-Programmable Error can occur with such a call trace: Time2Retain...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: target: tcmloop: The “Drain commands” step in the targetreset handler is not properly executed. The tcmlooptargetreset function violates the SCSI EH contract: it returns SUCCESS without draining any ongoing commands. The SC...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: target: core: Fixed an issue where iSCSI ISIDs were used after a “use-after-free” occurred in the REGISTER AND MOVE function. The corescsi3emulateproregisterandmove function maps the PERSISTENT RESERVE OUT parameter list...

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: Resets the ttaskcdb pointer in error cases If the allocation of cmd-ttaskcdb fails, it remains NULL, but it is later referenced in the ‘err’ path. In case of an error, the NULL ttaskcdb value is reset to point at th...

SUSE-SU-2026:24016-1 Security update for the Linux Kernel (Live Patch 15 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.36.1 fixes various security issues: The following security issues were fixed: - CVE-2026-63802: blk-cgroup: fix UAF in blkcgrstatflush bsc1272283. - CVE-2026-63888: scsi: target: iscsi: Fix CRC overread and double-free in...

CVE-2026-97951

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix hang for aborted WRITEPENDING commands When a LUNRESET aborts a WRITE command that is in the TRANSPORTWRITEPENDING state, the target core sets CMDTABORTED and waits for the frontend to finish processing. ...

UBUNTU-CVE-2026-97951

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix hang for aborted WRITEPENDING commands When a LUNRESET aborts a WRITE command that is in the TRANSPORTWRITEPENDING state, the target core sets CMDTABORTED and waits for the frontend to finish processing. ...

CVE-2026-97951 scsi: target: iscsi: Fix hang for aborted WRITE_PENDING commands

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix hang for aborted WRITEPENDING commands When a LUNRESET aborts a WRITE command that is in the TRANSPORTWRITEPENDING state, the target core sets CMDTABORTED and waits for the frontend to finish processing. ...

CVE-2026-97951

The Linux kernel contains a vulnerability in the iSCSI target component where certain aborted WRITE_PENDING commands cause a hang. When a LUN_RESET aborts a WRITE command in the TRANSPORT_WRITE_PENDING state, the target core sets the CMD_T_ABORTED flag and waits for the frontend. If the initiator...

CVE-2026-97951: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix hang for aborted WRITEPENDING commands When a LUNRESET aborts a WRITE command that is in the TRANSPORTWRITEPENDING state, the target core sets CMDTABORTED and waits for the frontend to finish processing. ...

RHEL 8 : kernel (RHSA-2026:69874)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:69874 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: smc: Fix use-after-free in...

CVE-2026-90011 scsi: target: iscsi: Reserve a terminator byte for the login payload

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Reserve a terminator byte for the login payload iscsitargetcheckloginrequest rejects a login PDU whose DataSegmentLength exceeds MAXKEYVALUEPAIRS, but the test is '' and login-reqbuf is allocated with exactly...

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: Fixed a NULL pointer dereferencing in corescsi3decodespeciport. The function corescsi3decodespeciport, during its error code path, corescsi3lunaclundependitem, passing the destsedeve pointer, which may be NULL. This...