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Vulnerability · Published Aug 26, 2026 · Assigned by Linux

CVE-2026-80531xfs: avoid UAF on sc->tempip in xrep_tempfile_create

High 7.8

In plain English

A high-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 0.1% (higher than 3% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.1%top 97.5% 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: xfs: avoid UAF on sc->tempip in xrep_tempfile_create LOLLM noticed a potential UAF if the tempfile creation code fails after it set sc->tempip. Fix that.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:13linux6.12.105-1DEBIAN-CVE-2026-80531
Debian:14linux7.1.10-1DEBIAN-CVE-2026-80531
Debian:12linux-6.126.12.107-1~deb12u1DEBIAN-CVE-2026-80531
Ubuntu:26.04:LTSlinux7.0.0-42.42UBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2026-80531
Ubuntu:26.04:LTSlinux-aws7.0.0-1016.17UBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-aws-6.14no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-aws-6.17no fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-aws-7.0no fix listedUBUNTU-CVE-2026-80531
Ubuntu:26.04:LTSlinux-azureno fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-azure-6.14no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-azure-6.17no fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-azure-7.0no fix listedUBUNTU-CVE-2026-80531
Ubuntu:26.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-azure-fde-6.14no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-azure-fde-6.17no fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-azure-fde-7.0no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-azure-nvidia-6.14no fix listedUBUNTU-CVE-2026-80531
Ubuntu:26.04:LTSlinux-gcp7.0.0-1016.18UBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-gcp-6.14no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-gcp-6.17no fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-gcp-7.0no fix listedUBUNTU-CVE-2026-80531
Ubuntu:26.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-hwe-6.14no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-hwe-6.17no fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-hwe-7.07.0.0-42.42~24.04.1UBUNTU-CVE-2026-80531
Ubuntu:26.04:LTSlinux-ibm7.0.0-1017.17UBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2026-80531
Ubuntu:26.04:LTSlinux-nvidiano fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-nvidia-6.11no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-nvidia-6.17no fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-nvidia-7.0no fix listedUBUNTU-CVE-2026-80531
Ubuntu:26.04:LTSlinux-nvidia-bosno fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-oem-6.14no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-oem-6.17no fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2026-80531
Ubuntu:26.04:LTSlinux-oem-7.07.0.0-1017.17UBUNTU-CVE-2026-80531
Ubuntu:26.04:LTSlinux-oracle7.0.0-1015.16UBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-oracle-6.14no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-oracle-6.17no fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-oracle-7.0no fix listedUBUNTU-CVE-2026-80531
Ubuntu:26.04:LTSlinux-raspino fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-80531
Ubuntu:26.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2026-80531
Ubuntu:26.04:LTSlinux-riscv7.0.0-42.42.1UBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-riscv-6.14no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-riscv-6.17no fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2026-80531
Ubuntu:24.04:LTSlinux-riscv-7.07.0.0-42.42.1~24.04.1UBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2026-80531
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2026-80531

Affected products (as reported)

VendorProductVersions
Linux Linux 84c14ee39dd388d73054181c70b3f42af7ddc238 – before 08a20776ce33a2a52d856911e447c59424f0465a84c14ee39dd388d73054181c70b3f42af7ddc238 – before cd1f876d1bc2e94f271e07c606cacd85b109108a84c14ee39dd388d73054181c70b3f42af7ddc238 – before 96246a3200d32a43766152e56bc7ae2d93604d7484c14ee39dd388d73054181c70b3f42af7ddc238 – before 0c88e10d12de9ca7cbed1467bb1b52310101bff8
Linux Linux 6.10

References