CVE-2024-26764
fs/aio: Restrict kiocb_set_cancel_fn() to I/O submitted via libaio
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
0Exploited in Wild
-Decision
Descriptions
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.
En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: fs/aio: restringe kiocb_set_cancel_fn() a E/S enviadas a través de libaio. Si se llama a kiocb_set_cancel_fn() para E/S enviadas a través de io_uring, aparece la siguiente advertencia del kernel: ADVERTENCIA: CPU : 3 PID: 368 en fs/aio.c:598 kiocb_set_cancel_fn+0x9c/0xa8 Rastreo de llamadas: 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 Solucionar esto configurando el IOC Bandera B_AIO_RW para E/S de lectura y escritura enviada por libaio .
CVSS Scores
SSVC
- Decision:Track
Timeline
- 2024-02-19 CVE Reserved
- 2024-04-03 CVE Published
- 2024-04-04 EPSS Updated
- 2024-12-19 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
CAPEC
References (10)
URL | Tag | Source |
---|---|---|
https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html | ||
https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html |
URL | Date | SRC |
---|
URL | Date | SRC |
---|
Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | < 4.19.308 Search vendor "Linux" for product "Linux Kernel" and version " < 4.19.308" | en |
Affected
| ||||||
Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | < 5.4.270 Search vendor "Linux" for product "Linux Kernel" and version " < 5.4.270" | en |
Affected
| ||||||
Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | < 5.10.211 Search vendor "Linux" for product "Linux Kernel" and version " < 5.10.211" | en |
Affected
| ||||||
Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | < 5.15.150 Search vendor "Linux" for product "Linux Kernel" and version " < 5.15.150" | en |
Affected
| ||||||
Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | < 6.1.80 Search vendor "Linux" for product "Linux Kernel" and version " < 6.1.80" | en |
Affected
| ||||||
Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | < 6.6.19 Search vendor "Linux" for product "Linux Kernel" and version " < 6.6.19" | en |
Affected
| ||||||
Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | < 6.7.7 Search vendor "Linux" for product "Linux Kernel" and version " < 6.7.7" | en |
Affected
| ||||||
Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | < 6.8 Search vendor "Linux" for product "Linux Kernel" and version " < 6.8" | en |
Affected
|