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Vulnerability · Published Jun 18, 2025 · Assigned by Linux

CVE-2025-38075scsi: target: iscsi: Fix timeout on deleted connection

Critical 9.8

In plain English

A critical-severity security flaw in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 40% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.5%top 59.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix timeout on deleted connection NOPIN response timer may expire on a deleted connection and crash with such logs: Did not receive response to NOPIN on CID: 0, failing connection for I_T Nexus (null),i,0x00023d000125,iqn.2017-01.com.iscsi.target,t,0x3d BUG: Kernel NULL pointer dereference on read at 0x00000000 NIP strlcpy+0x8/0xb0 LR iscsit_fill_cxn_timeout_err_stats+0x5c/0xc0 [iscsi_target_mod] Call Trace: iscsit_handle_nopin_response_timeout+0xfc/0x120 [iscsi_target_mod] call_timer_fn+0x58/0x1f0 run_timer_softirq+0x740/0x860 __do_softirq+0x16c/0x420 irq_exit+0x188/0x1c0 timer_interrupt+0x184/0x410 That is because nopin response timer may be re-started on nopin timer expiration. Stop nopin timer before stopping the nopin response timer to be sure that no one of them will be re-started.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.1.147-1DSA-5973-1
Debian:12linux6.1.147-1DEBIAN-CVE-2025-38075
Debian:13linux6.12.32-1DEBIAN-CVE-2025-38075
Debian:14linux6.12.32-1DEBIAN-CVE-2025-38075
Ubuntu:22.04:LTSlinux5.15.0-152.162UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux5.15.0-152.162USN-7704-1
Ubuntu:24.04:LTSlinux6.8.0-100.100UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-aws5.15.0-1090.97UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-aws5.15.0-1090.97USN-7704-1
Ubuntu:24.04:LTSlinux-aws6.8.0-1046.49UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-aws-6.146.14.0-1013.13~24.04.1UBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-aws-6.146.14.0-1013.13~24.04.1USN-7769-3
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1046.49~22.04.1UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-azure5.15.0-1094.103UBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-azure6.8.0-1046.52UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1051.57~22.04.1UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1094.103.1UBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-azure-fde6.8.0-1046.53UBUNTU-CVE-2025-38075
Ubuntu:25.10linux-azure-fdeno fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-azure-fde-6.86.8.0-1046.53~22.04.1UBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-azure-nvidiano fix listedUBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-azure-nvidia-6.146.14.0-1007.7UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-gcp5.15.0-1090.99UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-gcp5.15.0-1090.99USN-7704-1
Ubuntu:24.04:LTSlinux-gcp6.8.0-1047.50UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-gcp-6.146.14.0-1016.17~24.04.1USN-7769-1
Ubuntu:24.04:LTSlinux-gcp-6.146.14.0-1016.17~24.04.1UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1047.50~22.04.2UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-gke5.15.0-1087.93USN-7704-5
Ubuntu:22.04:LTSlinux-gke5.15.0-1087.93UBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-gke6.8.0-1043.48UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1073.81USN-7704-1
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1073.81UBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-gkeop6.8.0-1030.33UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-hwe-6.146.14.0-32.32~24.04.1USN-7769-3
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-hwe-6.86.8.0-100.100~22.04.1UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-ibm5.15.0-1084.87UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-ibm5.15.0-1084.87USN-7704-3
Ubuntu:24.04:LTSlinux-ibm6.8.0-1044.44UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-ibm-6.86.8.0-1044.44~22.04.1UBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-intelno fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1085.91USN-7704-3
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1085.91UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-kvm5.15.0-1086.91UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-kvm5.15.0-1086.91USN-7704-5
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-152.162USN-7704-1
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-152.162UBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-100.100.1UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.86.8.0-100.100.1~22.04.1UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1085.86UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1085.86USN-7704-4
Ubuntu:24.04:LTSlinux-nvidia6.8.0-1046.49UBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-nvidia-6.11no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-nvidia-6.86.8.0-1046.49~22.04.1UBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-nvidia-lowlatency6.8.0-1046.49.1UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-nvidia-tegra5.15.0-1043.43UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-nvidia-tegra5.15.0-1043.43USN-7704-1
Ubuntu:24.04:LTSlinux-nvidia-tegra6.8.0-1020.20UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-nvidia-tegra-igx5.15.0-1032.32UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-nvidia-tegra-igx5.15.0-1032.32USN-7704-1
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-oem-6.146.14.0-1012.12USN-7771-1
Ubuntu:24.04:LTSlinux-oem-6.146.14.0-1012.12UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-oracle5.15.0-1088.94UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-oracle5.15.0-1088.94USN-7704-3
Ubuntu:24.04:LTSlinux-oracle6.8.0-1043.44UBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-oracle-6.146.14.0-1013.13~24.04.1UBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-oracle-6.146.14.0-1013.13~24.04.1USN-7789-1
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-oracle-6.86.8.0-1043.44~22.04.1UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-raspi5.15.0-1084.87USN-7704-3
Ubuntu:22.04:LTSlinux-raspi5.15.0-1084.87UBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-raspi6.8.0-1047.51UBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-riscv-6.146.14.0-32.32.1~24.04.1UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-riscv-6.86.8.0-100.100~22.04.1UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2025-38075
Ubuntu:24.04:LTSlinux-xilinx6.8.0-1023.24UBUNTU-CVE-2025-38075
Ubuntu:22.04:LTSlinux-xilinx-zynqmp5.15.0-1054.58USN-7704-1
Ubuntu:22.04:LTSlinux-xilinx-zynqmp5.15.0-1054.58UBUNTU-CVE-2025-38075

Affected products (as reported)

VendorProductVersions
Linux Linux e48354ce078c079996f89d715dfa44814b4eba01 – before 571ce6b6f5cbaf7d24af03cad592fc0e2a54de35e48354ce078c079996f89d715dfa44814b4eba01 – before 2c5081439c7ab8da08427befe427f0d732ebc9f9e48354ce078c079996f89d715dfa44814b4eba01 – before 019ca2804f3fb49a7f8e56ea6aeaa1ff32724c27e48354ce078c079996f89d715dfa44814b4eba01 – before 6815846e0c3a62116a7da9740e3a7c10edc5c7e9e48354ce078c079996f89d715dfa44814b4eba01 – before fe8421e853ef289e1324fcda004751c89dd9c18ae48354ce078c079996f89d715dfa44814b4eba01 – before 87389bff743c55b6b85282de91109391f43e0814e48354ce078c079996f89d715dfa44814b4eba01 – before 3e6429e3707943078240a2c0c0b3ee99ea9b0d9ce48354ce078c079996f89d715dfa44814b4eba01 – before 7f533cc5ee4c4436cee51dc58e81dfd9c3384418
Linux Linux 3.1

References