ocfs2: uncache inode which has failed entering the group
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
In the Linux kernel, the following vulnerability has been resolved: ocfs2: uncache inode which has failed entering the group Syzbot has reported the following BUG: kernel BUG at fs/ocfs2/uptodate.c:509! ... Call Trace: <TASK> ? __die_body+0x5f/0xb0 ? die+0x9e/0xc0 ? do_trap+0x15a/0x3a0 ? ocfs2_set_new_buffer_uptodate+0x145/0x160 ? do_error_trap+0x1dc/0x2c0 ? ocfs2_set_new_buffer_uptodate+0x145/0x160 ? __pfx_do_error_trap+0x10/0x10 ? handle_invalid_op+0x34/0x40 ? ocfs2_set_new_buffer_uptodate+0x145/0x160 ? exc_invalid_op+0x38/0x50 ? asm_exc_invalid_op+0x1a/0x20 ? ocfs2_set_new_buffer_uptodate+0x2e/0x160 ? ocfs2_set_new_buffer_uptodate+0x144/0x160 ? ocfs2_set_new_buffer_uptodate+0x145/0x160 ocfs2_group_add+0x39f/0x15a0 ? __pfx_ocfs2_group_add+0x10/0x10 ? __pfx_lock_acquire+0x10/0x10 ? mnt_get_write_access+0x68/0x2b0 ? __pfx_lock_release+0x10/0x10 ? rcu_read_lock_any_held+0xb7/0x160 ? __pfx_rcu_read_lock_any_held+0x10/0x10 ? smack_log+0x123/0x540 ? mnt_get_write_access+0x68/0x2b0 ? mnt_get_write_access+0x68/0x2b0 ? mnt_get_write_access+0x226/0x2b0 ocfs2_ioctl+0x65e/0x7d0 ? __pfx_ocfs2_ioctl+0x10/0x10 ? smack_file_ioctl+0x29e/0x3a0 ? __pfx_smack_file_ioctl+0x10/0x10 ? lockdep_hardirqs_on_prepare+0x43d/0x780 ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 ? __pfx_ocfs2_ioctl+0x10/0x10 __se_sys_ioctl+0xfb/0x170 do_syscall_64+0xf3/0x230 entry_SYSCALL_64_after_hwframe+0x77/0x7f ... </TASK> When 'ioctl(OCFS2_IOC_GROUP_ADD, ...)' has failed for the particular inode in 'ocfs2_verify_group_and_input()', corresponding buffer head remains cached and subsequent call to the same 'ioctl()' for the same inode issues the BUG() in 'ocfs2_set_new_buffer_uptodate()' (trying to cache the same buffer head of that inode). Fix this by uncaching the buffer head with 'ocfs2_remove_from_cache()' on error path in 'ocfs2_group_add()'.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Linux | Linux | 2.6.25 and later | 4.19.325, 5.4.287, 5.10.231, 5.15.174, 6.1.119, 6.6.63, 6.11.10, 6.12 | Patch available | CNA |
- Linux VendorLinux Affected 2.6.25 and later Fixed in 4.19.325, 5.4.287, 5.10.231, 5.15.174, 6.1.119, 6.6.63, 6.11.10, 6.12 Patch available CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 2.6.25 to before 4.19.325; 4.20 to before 6.1.119; 6.2 to before 6.6.63; 6.7 to before 6.11.10 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:* | 6.12 rc1 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:* | 6.12 rc2 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.12:rc3:*:*:*:*:*:* | 6.12 rc3 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.12:rc4:*:*:*:*:*:* | 6.12 rc4 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.12:rc5:*:*:*:*:*:* | 6.12 rc5 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.12:rc6:*:*:*:*:*:* | 6.12 rc6 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:6.12:rc7:*:*:*:*:*:* | 6.12 rc7 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions 2.6.25 to before 4.19.325; 4.20 to before 6.1.119; 6.2 to before 6.6.63; 6.7 to before 6.11.10 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:* Versions 6.12 rc1 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:* Versions 6.12 rc2 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.12:rc3:*:*:*:*:*:* Versions 6.12 rc3 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.12:rc4:*:*:*:*:*:* Versions 6.12 rc4 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.12:rc5:*:*:*:*:*:* Versions 6.12 rc5 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.12:rc6:*:*:*:*:*:* Versions 6.12 rc6 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:6.12:rc7:*:*:*:*:*:* Versions 6.12 rc7 Vulnerable ·Linux
Remediation
- Fix · CNA Linux (Linux) Fixed in 4.19.325, 5.4.287, 5.10.231, 5.15.174, 6.1.119, 6.6.63, 6.11.10, 6.12
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
Not affected: 4 products
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
Timeline
- 2026-10-02 Threatist record created from CVE-2024-53112
- 2026-10-03 Alias added: GHSA-gh2q-9gh5-p9fx
References
Patch 5
- https://git.kernel.org/stable/c/ac0cfe8ac35cf1be54131b90d114087b558777ca
- https://git.kernel.org/stable/c/620d22598110b0d0cb97a3fcca65fc473ea86e73
- https://git.kernel.org/stable/c/843dfc804af4b338ead42331dd58081b428ecdf8
- https://git.kernel.org/stable/c/b751c50e19d66cfb7360c0b55cf17b0722252d12
- https://git.kernel.org/stable/c/737f34137844d6572ab7d473c998c7f977ff30eb
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Sources
- CVE-2024-53112 · CVE Program
- CVE-2024-53112 · NVD
- FIRST EPSS
- GHSA-gh2q-9gh5-p9fx · GitHub Advisory Database · CC BY 4.0
- CVE-2024-53112 · Red Hat security data · CC BY 4.0
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