CVE-2023-51782 An issue was discovered in the Linux kernel before 6.6.8. rose_ioctl in net/rose/af_rose.c has a use-after-free because of a rose_accept race condition.

Api.Msrc.Microsoft • February 18, 2026

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Multiple CVEs Affecting Linux Kernel's net/rose Module Two vulnerabilities have been reported in the Linux kernel's net/rose module. CVE-2023-51782, published on December 25, 2023, involves a use-after-free issue due to a race condition in rose_accept. CVE-2025-21711, set to be published on February 27, 2025, addresses integer overflows in rose_setsockopt(). 2 sources 43

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