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CVE-2024-26764— fs/aio: Restrict kiocb_set_cancel_fn() to I/O submitted via libaio

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于I/O调用错误。

AI Predicted 5.5 Difficulty: Trivial EPSS 0.25% · P15

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux 04b2fa9f8f36ec6fb6fd1c9dc9df6fff0cd27323< 337b543e274fe7a8f47df3c8293cc6686ffa620f affected
04b2fa9f8f36ec6fb6fd1c9dc9df6fff0cd27323< b4eea7a05ee0ab5ab0514421e6ba8c5d249cf942 affected
04b2fa9f8f36ec6fb6fd1c9dc9df6fff0cd27323< ea1cd64d59f22d6d13f367d62ec6e27b9344695f affected
04b2fa9f8f36ec6fb6fd1c9dc9df6fff0cd27323< d7b6fa97ec894edd02f64b83e5e72e1aa352f353 affected
04b2fa9f8f36ec6fb6fd1c9dc9df6fff0cd27323< 18f614369def2a11a52f569fe0f910b199d13487 affected
04b2fa9f8f36ec6fb6fd1c9dc9df6fff0cd27323< e7e23fc5d5fe422827c9a43ecb579448f73876c7 affected
04b2fa9f8f36ec6fb6fd1c9dc9df6fff0cd27323< 1dc7d74fe456944a9b1c57bd776280249f441ac6 affected
04b2fa9f8f36ec6fb6fd1c9dc9df6fff0cd27323< b820de741ae48ccf50dd95e297889c286ff4f760 affected
… +10 more rows
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I. Basic Information for CVE-2024-26764

Vulnerability Information
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Vulnerability Title
fs/aio: Restrict kiocb_set_cancel_fn() to I/O submitted via libaio
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: fs/aio: Restrict kiocb_set_cancel_fn() to I/O submitted via libaio If kiocb_set_cancel_fn() is called for I/O submitted via io_uring, the following kernel warning appears: WARNING: CPU: 3 PID: 368 at fs/aio.c:598 kiocb_set_cancel_fn+0x9c/0xa8 Call trace: kiocb_set_cancel_fn+0x9c/0xa8 ffs_epfile_read_iter+0x144/0x1d0 io_read+0x19c/0x498 io_issue_sqe+0x118/0x27c io_submit_sqes+0x25c/0x5fc __arm64_sys_io_uring_enter+0x104/0xab0 invoke_syscall+0x58/0x11c el0_svc_common+0xb4/0xf4 do_el0_svc+0x2c/0xb0 el0_svc+0x2c/0xa4 el0t_64_sync_handler+0x68/0xb4 el0t_64_sync+0x1a4/0x1a8 Fix this by setting the IOCB_AIO_RW flag for read and write I/O that is submitted by libaio.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于I/O调用错误。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Linux Linux 04b2fa9f8f36ec6fb6fd1c9dc9df6fff0cd27323 ~ 337b543e274fe7a8f47df3c8293cc6686ffa620f -
Linux Linux 4.1 -

II. Public POCs for CVE-2024-26764

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III. Intelligence Information for CVE-2024-26764

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Mailing List Discussions for CVE-2024-26764 (2)

Other References for CVE-2024-26764 (8)

Same Patch Batch · Linux · 2024-04-03 · 94 CVEs total

CVE-2024-26760 9.8 CRITICAL scsi: target: pscsi: Fix bio_put() for error case
CVE-2024-26779 8.8 HIGH wifi: mac80211: fix race condition on enabling fast-xmit
CVE-2024-26689 8.8 HIGH ceph: prevent use-after-free in encode_cap_msg()
CVE-2024-26692 8.3 HIGH smb: Fix regression in writes when non-standard maximum write size negotiated
CVE-2024-26736 8.1 HIGH afs: Increase buffer size in afs_update_volume_status()
CVE-2023-52637 7.8 HIGH can: j1939: Fix UAF in j1939_sk_match_filter during setsockopt(SO_J1939_FILTER)
CVE-2024-26728 7.8 HIGH drm/amd/display: fix null-pointer dereference on edid reading
CVE-2024-26748 7.8 HIGH usb: cdns3: fix memory double free when handle zero packet
CVE-2024-26739 7.8 HIGH net/sched: act_mirred: don't override retval if we already lost the skb
CVE-2024-26718 7.8 HIGH dm-crypt, dm-verity: disable tasklets
CVE-2024-26712 7.8 HIGH powerpc/kasan: Fix addr error caused by page alignment
CVE-2024-26737 7.8 HIGH bpf: Fix racing between bpf_timer_cancel_and_free and bpf_timer_cancel
CVE-2024-26759 7.8 HIGH mm/swap: fix race when skipping swapcache
CVE-2024-26762 7.8 HIGH cxl/pci: Skip to handle RAS errors if CXL.mem device is detached
CVE-2024-26706 7.8 HIGH parisc: Fix random data corruption from exception handler
CVE-2024-26704 7.8 HIGH ext4: fix double-free of blocks due to wrong extents moved_len
CVE-2024-26766 7.8 HIGH IB/hfi1: Fix sdma.h tx->num_descs off-by-one error
CVE-2024-26772 7.8 HIGH ext4: avoid allocating blocks from corrupted group in ext4_mb_find_by_goal()
CVE-2024-26699 7.8 HIGH drm/amd/display: Fix array-index-out-of-bounds in dcn35_clkmgr
CVE-2024-26697 7.8 HIGH nilfs2: fix data corruption in dsync block recovery for small block sizes

Showing top 20 of 94 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-26764

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