In the Linux kernel, the following vulnerability has been resolved:
net/smc: check return value of sock_recvmsg when draining clc data
When receiving clc msg, the field length in smc_clc_msg_hdr indicates the
length of msg should be received from network and the value should not be
fully trusted as it is from the network. Once the value of length exceeds
the value of buflen in function smc_clc_wait_msg it may run into deadloop
when trying to drain the remaining data exceeding buflen.
This patch checks the return value of sock_recvmsg when draining data in
case of deadloop in draining.
Metrics
Affected Vendors & Products
References
History
Tue, 14 Jan 2025 08:45:00 +0000
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threat_severity
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cvssV3_1
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Sat, 11 Jan 2025 12:45:00 +0000
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Description | In the Linux kernel, the following vulnerability has been resolved: net/smc: check return value of sock_recvmsg when draining clc data When receiving clc msg, the field length in smc_clc_msg_hdr indicates the length of msg should be received from network and the value should not be fully trusted as it is from the network. Once the value of length exceeds the value of buflen in function smc_clc_wait_msg it may run into deadloop when trying to drain the remaining data exceeding buflen. This patch checks the return value of sock_recvmsg when draining data in case of deadloop in draining. | |
Title | net/smc: check return value of sock_recvmsg when draining clc data | |
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MITRE
Status: PUBLISHED
Assigner: Linux
Published: 2025-01-11T12:35:48.905Z
Updated: 2025-01-11T12:35:48.905Z
Reserved: 2025-01-09T09:50:31.752Z
Link: CVE-2024-57791
Vulnrichment
No data.
NVD
Status : Received
Published: 2025-01-11T13:15:29.253
Modified: 2025-01-11T13:15:29.253
Link: CVE-2024-57791
Redhat