lib/iov_iter.c Heap Buffer Overflow DoS

The vulnerability of the copypagefromiteratomic function in the lib/ioviter.c module of the Linux kernel is related to dependencies that are undefined for each implementation type. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibilit...

iov_iter: fix copy_page_from_iter_atomic() if KMAP_LOCAL_FORCE_MAP

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PT-2024-34056

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.6.61 Description: The issue is related to the copy page from iter atomic function in the Linux kernel, which can cause a warning and then hang when CONFIG DEBUG KMAP LOCAL FORCE MAP is enabled with highmem on...