CVE-2026-53151

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix the ACK parser to extract the SACK table for parsing Fix modification of the received skbuff in rxrpcinputsoftacks and a potential incorrect access of the buffer in a fragmented UDP packet the packet would probably hav...

UBUNTU-CVE-2026-53151

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix the ACK parser to extract the SACK table for parsing Fix modification of the received skbuff in rxrpcinputsoftacks and a potential incorrect access of the buffer in a fragmented UDP packet the packet would probably hav...

CVE-2026-53151

CVE-2026-53151 concerns the Linux kernel AF_RXRPC subsystem, where legacy parsing of the SACK table could trigger an invalid buffer access when processing fragmented UDP packets. The fix updates rxrpc_input_soft_acks() and rxrpc_input_ack() logic so that SACK contents are not copied into a flat b...

EUVD-2026-39242

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix the ACK parser to extract the SACK table for parsing Fix modification of the received skbuff in rxrpcinputsoftacks and a potential incorrect access of the buffer in a fragmented UDP packet the packet would probably hav...

CVE-2026-53151 rxrpc: Fix the ACK parser to extract the SACK table for parsing

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix the ACK parser to extract the SACK table for parsing Fix modification of the received skbuff in rxrpcinputsoftacks and a potential incorrect access of the buffer in a fragmented UDP packet the packet would probably hav...

PT-2026-52247

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ACK parser of the rxrpc module. In the rxrpc input soft acks function, the AF RXRPC component incorrectly assumes that calling skb condense will always result in a...