C3560e-universalk9-mz.152-4.e10.bin -upd- [verified] Jun 2026

If you see %SYS-2-MALLOCFAIL after upgrade, you need to update your SDM template: Router(config)# sdm prefer lanbase-routing Router(config)# end Router# reload

When used cautiously, this IOS version delivers remarkable stability and performance for a switch released in 2010. But in an era of zero-day exploits and ransomware, no amount of patching can fully secure hardware that relies on software end-of-life components. C3560e-universalk9-mz.152-4.e10.bin -UPD-

C3560e-universalk9-mz.152-4.e10.bin – Updated Image Available If you see %SYS-2-MALLOCFAIL after upgrade, you need

The original 15.2(4)E10 was released a while ago. The -UPD- variant typically addresses: If you see %SYS-2-MALLOCFAIL after upgrade

Even with the -UPD- modifications, the base 15.2(4)E10 has documented caveats.