CVE-2026-43462 PUBLISHED

net: spacemit: Fix error handling in emac_tx_mem_map()

Assigner: Linux
Reserved: 01.05.2026 Published: 08.05.2026 Updated: 08.05.2026

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

net: spacemit: Fix error handling in emac_tx_mem_map()

The DMA mappings were leaked on mapping error. Free them with the existing emac_free_tx_buf() function.

Vendor	Linux
Product	Linux
Versions	Default: unaffected affected from bfec6d7f2001c7470c3cd261ae65a3ba8737f226 to c34ebd7b24ea70be3c6fdb6936f79f593f37df60 (excl.) affected from bfec6d7f2001c7470c3cd261ae65a3ba8737f226 to edeaba385318f60ec1b32470da4d5eb800294d16 (excl.) affected from bfec6d7f2001c7470c3cd261ae65a3ba8737f226 to 86292155bea578ebab0ca3b65d4d87ecd8a0e9ea (excl.)

Vendor	Linux
Product	Linux
Versions	Default: affected Version 6.18 is affected unaffected from 0 to 6.18 (excl.) unaffected from 6.18.19 to 6.18.* (incl.) unaffected from 6.19.9 to 6.19.* (incl.) unaffected from 7.0 to * (incl.)