PT-2026-61427 · Linux · Linux
CVE-2026-64110
·
Published
2026-07-19
·
Updated
2026-07-19
None
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In the Linux kernel, the following vulnerability has been resolved:
igc: fix potential skb leak in igc fpe xmit smd frame()
When igc fpe init tx descriptor() fails, no one takes care of an
allocated skb, leaking it. [1]
Use dev kfree skb any() on failure.
Tested on an I226 adapter with the following command, while injecting
faults in igc fpe init tx descriptor() to trigger the error path.
ethtool --set-mm $DEV verify-enabled on tx-enabled on pmac-enabled on
[1]
unreferenced object 0xffff888113c6cdc0 (size 224):
...
backtrace (crc be3d3fda):
kmem cache alloc node noprof+0x3b1/0x410
alloc skb+0xde/0x830
igc fpe xmit smd frame.isra.0+0xad/0x1b0
igc fpe send mpacket+0x37/0x90
ethtool mmsv verify timer+0x15e/0x300
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Related Identifiers
Affected Products
Linux