CVE-2025-37757

Summary

In the Linux kernel, the following vulnerability has been resolved:

tipc: fix memory leak in tipc_link_xmit

In case the backlog transmit queue for system-importance messages is overloaded, tipc_link_xmit() returns -ENOBUFS but the skb list is not purged. This leads to memory leak and failure when a skb is allocated.

This commit fixes this issue by purging the skb list before tipc_link_xmit() returns.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux365ad353c2564bba8835290061308ba825166b3a < 84895f5ce3829d9fc030e5ec2d8729da4c0c9d08affected
LinuxLinux365ad353c2564bba8835290061308ba825166b3a < d4d40e437adb376be16b3a12dd5c63f0fa768247affected
LinuxLinux365ad353c2564bba8835290061308ba825166b3a < ed06675d3b8cd37120b447646d53f7cd3e6fcd63affected
LinuxLinux365ad353c2564bba8835290061308ba825166b3a < 24e6280cdd7f8d01fc6b9b365fb800c2fb7ea9bbaffected
LinuxLinux365ad353c2564bba8835290061308ba825166b3a < 09c2dcda2c551bba30710c33f6ac678ae7395389affected
LinuxLinux365ad353c2564bba8835290061308ba825166b3a < 7c5957f7905b4aede9d7a559d271438f3ca9e852affected
LinuxLinux365ad353c2564bba8835290061308ba825166b3a < d0e02d3d27a0b4dcb13f954f537ca1dd8f282dcfaffected
LinuxLinux365ad353c2564bba8835290061308ba825166b3a < a40cbfbb8f95c325430f017883da669b2aa927d4affected
LinuxLinux365ad353c2564bba8835290061308ba825166b3a < 69ae94725f4fc9e75219d2d69022029c5b24bc9aaffected
LinuxLinux4.11affected
LinuxLinux0 < 4.11unaffected
LinuxLinux5.4.293 <= 5.4.*unaffected
LinuxLinux5.10.237 <= 5.10.*unaffected
LinuxLinux5.15.181 <= 5.15.*unaffected
LinuxLinux6.1.135 <= 6.1.*unaffected
LinuxLinux6.6.88 <= 6.6.*unaffected
LinuxLinux6.12.24 <= 6.12.*unaffected
LinuxLinux6.13.12 <= 6.13.*unaffected
LinuxLinux6.14.3 <= 6.14.*unaffected
LinuxLinux6.15 <= *unaffected

Weaknesses

ADP Enrichment

CVE Program Container

Additional References

References