In the Linux kernel, the following vulnerability has been resolved:
md/md-bitmap: fix GPF in bitmap_get_stats()
The commit message of commit 6ec1f0239485 ("md/md-bitmap: fix stats collection for external bitmaps") states:
Remove the external bitmap check as the statistics should be available regardless of bitmap storage location.
Return -EINVAL only for invalid bitmap with no storage (neither in superblock nor in external file).
But, the code does not adhere to the above, as it does only check for a valid super-block for "internal" bitmaps. Hence, we observe:
Oops: GPF, probably for non-canonical address 0x1cd66f1f40000028 RIP: 0010:bitmap_get_stats+0x45/0xd0 Call Trace:
seq_read_iter+0x2b9/0x46a seq_read+0x12f/0x180 proc_reg_read+0x57/0xb0 vfs_read+0xf6/0x380 ksys_read+0x6d/0xf0 do_syscall_64+0x8c/0x1b0 entry_SYSCALL_64_after_hwframe+0x76/0x7e
We fix this by checking the existence of a super-block for both the internal and external case.
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon_linux_2023 | — | Upgrade bpftool6.12-debuginfoUpgrade perfUpgrade kernel6.12-libbpf-develUpgrade kernel6.12-headersUpgrade perf-debuginfoUpgrade kernel6.12-libbpf-debuginfoUpgrade kernel-debuginfo-common-aarch64Upgrade bpftool-debuginfoUpgrade bpftool6.12Upgrade python3-perf-debuginfoUpgrade kernel-toolsUpgrade kernel-libbpf-debuginfoUpgrade bpftoolUpgrade perf6.12Upgrade kernel-modules-extra-commonUpgrade kernel6.12Upgrade kernel-tools-develUpgrade kernel6.12-modules-extraUpgrade python3-perfUpgrade kernel6.12-develUpgrade perf6.12-debuginfoUpgrade kernel-modules-extraUpgrade kernel-develUpgrade kernel-debuginfo-common-x86_64Upgrade kernel6.12-debuginfo-common-x86_64Upgrade kernel-headersUpgrade kernel-debuginfoUpgrade python3-perf6.12Upgrade kernel-tools-debuginfoUpgrade kernel-libbpf-staticUpgrade kernelUpgrade kernel6.12-libbpfUpgrade kernel6.12-debuginfo-common-aarch64Upgrade kernel6.12-toolsUpgrade kernel6.12-tools-debuginfoUpgrade python3-perf6.12-debuginfoUpgrade kernel6.12-tools-develUpgrade kernel-livepatch-6.1.147-172.266Upgrade kernel6.12-modules-extra-commonUpgrade kernel6.12-debuginfoUpgrade kernel-libbpf-develUpgrade kernel-libbpfUpgrade kernel-livepatch-6.12.40-63.114Upgrade kernel6.12-libbpf-static | Oct 16, 2025 | Jul 25, 2025 |
| Debian | — | Upgrade linux-6.1Upgrade linux | Jul 28, 2025 | Jul 28, 2025 |
| Suse | — | Upgrade kernel-rt-vdsoUpgrade cluster-md-kmp-64kbUpgrade dtb-alteraUpgrade cluster-md-kmp-rtUpgrade kernel-default-livepatchUpgrade kernel-rt-optionalUpgrade kernel-docs-htmlUpgrade kernel-default-develUpgrade dtb-freescaleUpgrade dtb-nvidiaUpgrade dtb-caviumUpgrade kernel-kvmsmall-vdsoUpgrade dtb-amazonUpgrade dtb-lgUpgrade kernel-default-optionalUpgrade dtb-qcomUpgrade dtb-rockchipUpgrade dtb-amdUpgrade dlm-kmp-64kbUpgrade kselftests-kmp-64kbUpgrade dtb-marvellUpgrade dlm-kmp-rtUpgrade ocfs2-kmp-defaultUpgrade dtb-renesasUpgrade kernel-defaultUpgrade kernel-default-livepatch-develUpgrade kernel-default-vdsoUpgrade dtb-sprdUpgrade kernel-obs-buildUpgrade kernel-64kbUpgrade ocfs2-kmp-64kbUpgrade kernel-develUpgrade kernel-64kb-extraUpgrade dtb-broadcomUpgrade dtb-appleUpgrade dtb-exynosUpgrade kernel-source-vanillaUpgrade kernel-sourceUpgrade kernel-rt-extraUpgrade gfs2-kmp-defaultUpgrade dtb-allwinnerUpgrade kernel-rt-livepatchUpgrade kernel-64kb-optionalUpgrade kernel-kvmsmall-develUpgrade kernel-obs-qaUpgrade kernel-zfcpdumpUpgrade cluster-md-kmp-defaultUpgrade dtb-amlogicUpgrade ocfs2-kmp-rtUpgrade kernel-default-extraUpgrade kernel-docsUpgrade kselftests-kmp-rtUpgrade kselftests-kmp-defaultUpgrade kernel-kvmsmallUpgrade gfs2-kmp-64kbUpgrade kernel-rt-develUpgrade gfs2-kmp-rtUpgrade dtb-socionextUpgrade kernel-symsUpgrade kernel-64kb-develUpgrade dtb-xilinxUpgrade dlm-kmp-defaultUpgrade dtb-mediatekUpgrade kernel-macrosUpgrade dtb-armUpgrade kernel-rtUpgrade dtb-hisiliconUpgrade kernel-rt-livepatch-develUpgrade dtb-apm | Dec 5, 2025 | Nov 6, 2025 |
| Ubuntu | — | Upgrade linux-image-oracle-6.14Upgrade linux-image-oem-6.14Upgrade linux-image-6.14.0-1017-aws-64kUpgrade linux-image-6.14.0-1020-gcpUpgrade linux-image-virtualUpgrade linux-image-azure-6.14Upgrade linux-image-genericUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-oracleUpgrade linux-image-generic-64kUpgrade linux-image-oracle-64k-6.14Upgrade linux-image-oem-24.04Upgrade linux-image-6.14.0-36-genericUpgrade linux-image-oracle-64kUpgrade linux-image-6.14.0-1020-gcp-64kUpgrade linux-image-azureUpgrade linux-image-realtimeUpgrade linux-image-6.14.0-1016-oemUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-raspi-6.14Upgrade linux-image-6.14.0-1016-realtimeUpgrade linux-image-aws-64kUpgrade linux-image-generic-hwe-24.04Upgrade linux-image-aws-6.14Upgrade linux-image-realtime-6.14Upgrade linux-image-realtime-hwe-24.04Upgrade linux-image-virtual-6.14Upgrade linux-image-gcp-6.14Upgrade linux-image-6.14.0-1017-oracle-64kUpgrade linux-image-awsUpgrade linux-image-generic-64k-6.14Upgrade linux-image-6.14.0-1017-azureUpgrade linux-image-oem-24.04aUpgrade linux-image-6.14.0-1017-oracleUpgrade linux-image-raspiUpgrade linux-image-aws-64k-6.14Upgrade linux-image-6.14.0-36-generic-64kUpgrade linux-image-gcpUpgrade linux-image-6.14.0-1018-raspiUpgrade linux-image-6.14.0-1017-awsUpgrade linux-image-generic-6.14Upgrade linux-image-gcp-64k-6.14Upgrade linux-image-gcp-64k | Jul 31, 2025 | Jul 25, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Aug 20, 2025 | Jul 25, 2025 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub