Linux 4.20 ktls Write Issue

When splice is called with a ktls socket as destination, the ktls code fails to update the internal "curr"/"copybreak" accounting that tracks which parts of the plaintext scatter-gather buffer struct skmsgsg are unused writable memory. This can cause subsequent writes to the socket to overwrite t...

SUSE CVE-2024-0646

An out-of-bounds memory write flaw was found in the Linux kernel's Transport Layer Security functionality in how a user calls a function splice with a ktls socket as the destination. This flaw allows a local user to crash or potentially escalate their privileges on the system...

kernel: ktls overwrites readonly memory pages when using function splice with a ktls socket as destination

An out-of-bounds memory write flaw was found in the Linux kernel’s Transport Layer Security functionality in how a user calls a function splice with a ktls socket as the destination. This flaw allows a local user to crash or potentially escalate their privileges on the system...