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CVE-2024-26644

5.5 · MEDIUM
Published Mar 26, 2024 linux CWE-908 EPSS 0.23% (14th pctl)

Overview

CVE-2024-26644 is a medium-severity vulnerability affecting linux linux_kernel. It was published on March 26, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical Description

In the Linux kernel, the following vulnerability has been resolved:

btrfs: don't abort filesystem when attempting to snapshot deleted subvolume

If the source file descriptor to the snapshot ioctl refers to a deleted

subvolume, we get the following abort:

BTRFS: Transaction aborted (error -2)

WARNING: CPU: 0 PID: 833 at fs/btrfs/transaction.c:1875 create_pending_snapshot+0x1040/0x1190 [btrfs]

Modules linked in: pata_acpi btrfs ata_piix libata scsi_mod virtio_net blake2b_generic xor net_failover virtio_rng failover scsi_common rng_core raid6_pq libcrc32c

CPU: 0 PID: 833 Comm: t_snapshot_dele Not tainted 6.7.0-rc6 #2

Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.3-1.fc39 04/01/2014

RIP: 0010:create_pending_snapshot+0x1040/0x1190 [btrfs]

RSP: 0018:ffffa09c01337af8 EFLAGS: 00010282

RAX: 0000000000000000 RBX: ffff9982053e7c78 RCX: 0000000000000027

RDX: ffff99827dc20848 RSI: 0000000000000001 RDI: ffff99827dc20840

RBP: ffffa09c01337c00 R08: 00000000000

Remediation

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
linux linux_kernel >= 0, < 5.10.210 Affected

References

Ref git.kernel.org/stable/c/0877497dc97834728e1b528ddf1e1c484292c29c Ref git.kernel.org/stable/c/2bdf872bcfe629a6202ffd6641615a8ed00e8464 Ref git.kernel.org/stable/c/6e6bca99e8d88d989a7cde4c064abea552d5219b Ref git.kernel.org/stable/c/7081929ab2572920e94d70be3d332e5c9f97095a Ref git.kernel.org/stable/c/c06941564027bdbc01d2df7f41e333c11cb0482d Ref git.kernel.org/stable/c/d8680b722f0ff6d7a01ddacc1844e0d52354d6ff Ref git.kernel.org/stable/c/ec794a7528199e1be6d47bec03f4755aa75df256 Ref git.kernel.org/stable/c/0877497dc97834728e1b528ddf1e1c484292c29c Ref git.kernel.org/stable/c/2bdf872bcfe629a6202ffd6641615a8ed00e8464 Ref git.kernel.org/stable/c/6e6bca99e8d88d989a7cde4c064abea552d5219b

Frequently Asked Questions

What is CVE-2024-26644?

CVE-2024-26644 is a medium-severity vulnerability affecting linux linux_kernel. It was published on March 26, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-26644?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2024-26644?

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2024-26644?

CyberStrike's AI-powered security agents can automatically detect CVE-2024-26644 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.

How CyberStrike Helps

Autonomous Discovery

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HackBrowser

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