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CVE-2024-47690

7.8 · HIGH

In the Linux kernel, the following vulnerability has been resolved: f2fs: get rid of online repaire on corrupted directory syzbot reports a f2fs bug as below: kernel BUG at fs/f2fs/inode.c:896!

Published Oct 21, 2024EPSS 0.24%

Overview

CVE-2024-47690 is a high-severity vulnerability. It was published on October 21, 2024 and has a CVSS 3.1 base score of 7.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. 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:

f2fs: get rid of online repaire on corrupted directory

syzbot reports a f2fs bug as below:

kernel BUG at fs/f2fs/inode.c:896!

RIP: 0010:f2fs_evict_inode+0x1598/0x15c0 fs/f2fs/inode.c:896

Call Trace:

evict+0x532/0x950 fs/inode.c:704

dispose_list fs/inode.c:747 [inline]

evict_inodes+0x5f9/0x690 fs/inode.c:797

generic_shutdown_super+0x9d/0x2d0 fs/super.c:627

kill_block_super+0x44/0x90 fs/super.c:1696

kill_f2fs_super+0x344/0x690 fs/f2fs/super.c:4898

deactivate_locked_super+0xc4/0x130 fs/super.c:473

cleanup_mnt+0x41f/0x4b0 fs/namespace.c:1373

task_work_run+0x24f/0x310 kernel/task_work.c:228

ptrace_notify+0x2d2/0x380 kernel/signal.c:2402

ptrace_report_syscall include/linux/ptrace.h:415 [inline]

ptrace_report_syscall_exit include/linux/ptrace.h:477 [inline]

syscall_exit_work+0xc6/0x190 kernel/entry/common.c:173

syscall_exit_to_user_mode_prepare kernel/entry/common.c:200 [inline]

__syscall_exit_to_user_mode_w

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

Refgit.kernel.org/stable/c/884ee6dc85b959bc152f15bca80c30f06069e6c4Refgit.kernel.org/stable/c/8be95cd607478d85fa4626e86f811e785905bcbfRefgit.kernel.org/stable/c/bcefd0b0611f35b560d0a7281d87529fbe7a1e32Refgit.kernel.org/stable/c/e8d64f598eeb079c42a52deaa3a91312c736a49dRefgit.kernel.org/stable/c/f4746f2d79507f65cfbde11d3c39ee8338aa50afRefgit.kernel.org/stable/c/f9ce2f550d53d044ecfb5ce996406cf42cd6b84dReflists.debian.org/debian-lts-announce/2025/01/msg00001.html

How CyberStrike helps

Frequently asked questions

What is CVE-2024-47690?

CVE-2024-47690 is a high-severity vulnerability. It was published on October 21, 2024 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2024-47690?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2024-47690?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2024-47690?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-47690 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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