Log in Start free

Vulnerability · Published Dec 30, 2025 · Assigned by Linux

CVE-2023-54260cifs: Fix lost destroy smbd connection when MR allocate failed

Unrated

In plain English

A 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 0.2% (higher than 11% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS )–Not rated
Exploit odds (30 days)0.2%top 89.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix lost destroy smbd connection when MR allocate failed If the MR allocate failed, the smb direct connection info is NULL, then smbd_destroy() will directly return, then the connection info will be leaked. Let's set the smb direct connection info to the server before call smbd_destroy().

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.1.20-1DEBIAN-CVE-2023-54260
Debian:13linux6.1.20-1DEBIAN-CVE-2023-54260
Debian:14linux6.1.20-1DEBIAN-CVE-2023-54260
Ubuntu:22.04:LTSlinux5.15.0-75.82UBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-aws5.15.0-1038.43UBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-azure5.15.0-1040.47UBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2023-54260
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1041.48.1UBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-gcp5.15.0-1036.44UBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2023-54260
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-gke5.15.0-1036.41UBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1022.27UBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2023-54260
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-ibm5.15.0-1032.35UBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1033.38UBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-kvm5.15.0-1035.40UBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-75.82UBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2023-54260
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1027.27UBUNTU-CVE-2023-54260
Ubuntu:24.04:LTSlinux-nvidia-6.11no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-nvidia-tegra5.15.0-1015.15UBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2023-54260
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2023-54260
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-oracle5.15.0-1037.43UBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-raspi5.15.0-1032.35UBUNTU-CVE-2023-54260
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2023-54260
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2023-54260
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2023-54260
Ubuntu:24.04:LTSlinux-riscv-6.14no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2023-54260
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2023-54260

Affected products (as reported)

VendorProductVersions
Linux Linux c7398583340a6d82b8bb7f7f21edcde27dc6a898 – before d303e25887127364a6765eaf7ac68aa2bac518a9c7398583340a6d82b8bb7f7f21edcde27dc6a898 – before 324c0c34fff1affd436e509325cb46739209704ec7398583340a6d82b8bb7f7f21edcde27dc6a898 – before caac205e0d5b44c4c23a10c6c0976d50ebe16ac2c7398583340a6d82b8bb7f7f21edcde27dc6a898 – before 46cd6c639cddba2bd2d810ceb16bb20374ad75b0c7398583340a6d82b8bb7f7f21edcde27dc6a898 – before c51ae01104b318bf15f3c5097faba5c72addba7ac7398583340a6d82b8bb7f7f21edcde27dc6a898 – before 04b7e13b8a13264282f874db5378fc3d3253cfacc7398583340a6d82b8bb7f7f21edcde27dc6a898 – before e9d3401d95d62a9531082cd2453ed42f2740e3fd
Linux Linux 4.16

References