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Vulnerability · Published Jun 24, 2026 · Assigned by Linux

CVE-2026-52960ceph: put folios not suitable for writeback

High 7.5

In plain English

A high-severity memory leak 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 0.6% (higher than 49% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.6%top 50.6% 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: ceph: put folios not suitable for writeback The batch holds references to the folios (see `filemap_get_folios`, `folio_batch_release`), so we need to `folio_put` the folios we remove. Tested on v6.18.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:14linux7.0.10-1DEBIAN-CVE-2026-52960
Ubuntu:25.10linuxno fix listedUBUNTU-CVE-2026-52960
Ubuntu:26.04:LTSlinux7.0.0-28.28UBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2026-52960
Ubuntu:25.10linux-awsno fix listedUBUNTU-CVE-2026-52960
Ubuntu:26.04:LTSlinux-aws7.0.0-1009.9UBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-aws-6.14no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-aws-6.17no fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2026-52960
Ubuntu:25.10linux-azureno fix listedUBUNTU-CVE-2026-52960
Ubuntu:26.04:LTSlinux-azure7.0.0-1010.10UBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-azure-6.14no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-azure-6.17no fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-azure-7.07.0.0-1014.14~24.04.1UBUNTU-CVE-2026-52960
Ubuntu:25.10linux-azure-fdeno fix listedUBUNTU-CVE-2026-52960
Ubuntu:26.04:LTSlinux-azure-fde7.0.0-1009.9UBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-azure-fde-6.14no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-azure-fde-6.17no fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-azure-fde-7.07.0.0-1013.13~24.04.1UBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-azure-nvidia-6.14no fix listedUBUNTU-CVE-2026-52960
Ubuntu:25.10linux-gcpno fix listedUBUNTU-CVE-2026-52960
Ubuntu:26.04:LTSlinux-gcp7.0.0-1008.8UBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-gcp-6.14no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-gcp-6.17no fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-gcp-7.07.0.0-1011.11~24.04.1UBUNTU-CVE-2026-52960
Ubuntu:26.04:LTSlinux-gke7.0.0-1003.4UBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-hwe-6.14no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-hwe-6.17no fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-hwe-7.07.0.0-28.28~24.04.1UBUNTU-CVE-2026-52960
Ubuntu:26.04:LTSlinux-ibm7.0.0-1010.10UBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2026-52960
Ubuntu:26.04:LTSlinux-nvidia7.0.0-1016.16UBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-nvidia-6.11no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-nvidia-6.17no fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-nvidia-7.07.0.0-1016.16~24.04.1UBUNTU-CVE-2026-52960
Ubuntu:26.04:LTSlinux-nvidia-bos7.0.0-2016.16UBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-oem-6.14no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-oem-6.17no fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2026-52960
Ubuntu:26.04:LTSlinux-oem-7.07.0.0-1009.9UBUNTU-CVE-2026-52960
Ubuntu:25.10linux-oracleno fix listedUBUNTU-CVE-2026-52960
Ubuntu:26.04:LTSlinux-oracle7.0.0-1008.8UBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-oracle-6.14no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-oracle-6.17no fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-oracle-7.07.0.0-1011.11~24.04.1UBUNTU-CVE-2026-52960
Ubuntu:25.10linux-raspino fix listedUBUNTU-CVE-2026-52960
Ubuntu:26.04:LTSlinux-raspi7.0.0-1015.15UBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2026-52960
Ubuntu:25.10linux-realtimeno fix listedUBUNTU-CVE-2026-52960
Ubuntu:26.04:LTSlinux-realtime7.0.0-28.28.1UBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2026-52960
Ubuntu:25.10linux-riscvno fix listedUBUNTU-CVE-2026-52960
Ubuntu:26.04:LTSlinux-riscv7.0.0-28.28.1UBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-riscv-6.14no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-riscv-6.17no fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2026-52960
Ubuntu:24.04:LTSlinux-riscv-7.07.0.0-28.28.1~24.04.3UBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2026-52960
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2026-52960

Affected products (as reported)

VendorProductVersions
Linux Linux ce80b76dd32764cc914975777e058d4fae4f0ea0 – before 349499a65b6b5fb6f66ba3673598ab558f48c544ce80b76dd32764cc914975777e058d4fae4f0ea0 – before 86921e890fe1dea9791fb70bec552516fd47716ace80b76dd32764cc914975777e058d4fae4f0ea0 – before 544576f0f05c4a759806acddfaaeb686f14fb4b00f2b2b7cacf888229cec19126e6791b11fb35f326.12.114 – before 6.13
Linux Linux 6.15

Weakness: CWE-401 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References