CVE-2024-26764 Affecting kernel-tools-libs package, versions *
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CENTOS7-KERNELTOOLSLIBS-6561707
- published4 Apr 2024
- disclosed3 Apr 2024
Introduced: 3 Apr 2024
CVE-2024-26764 (opens in a new tab)How to fix?
There is no fixed version for Centos:7 kernel-tools-libs.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-tools-libs package and not the kernel-tools-libs package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
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.
References
- https://access.redhat.com/security/cve/CVE-2024-26764
- https://git.kernel.org/stable/c/18f614369def2a11a52f569fe0f910b199d13487
- https://git.kernel.org/stable/c/1dc7d74fe456944a9b1c57bd776280249f441ac6
- https://git.kernel.org/stable/c/337b543e274fe7a8f47df3c8293cc6686ffa620f
- https://git.kernel.org/stable/c/b4eea7a05ee0ab5ab0514421e6ba8c5d249cf942
- https://git.kernel.org/stable/c/b820de741ae48ccf50dd95e297889c286ff4f760
- https://git.kernel.org/stable/c/d7b6fa97ec894edd02f64b83e5e72e1aa352f353
- https://git.kernel.org/stable/c/e7e23fc5d5fe422827c9a43ecb579448f73876c7
- https://git.kernel.org/stable/c/ea1cd64d59f22d6d13f367d62ec6e27b9344695f
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
- https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html