CVE-2026-74525

Summary

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

net: sxgbe: free TX rings on RX allocation failure

When RX descriptor ring allocation fails, init_dma_desc_rings() only frees the partially allocated RX rings and returns. The TX rings that were allocated earlier in the same function are leaked.

Rearrange error labels to clean up TX rings upon RX failures.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux1edb9ca69e8a7988900fc0283e10550b5592164d < 3563e2486dcd50a751dbcbc1de37e5186646dce6affected
LinuxLinux1edb9ca69e8a7988900fc0283e10550b5592164d < b33644a4f6d8f127c62d7b39f24114d3d2499204affected
LinuxLinux1edb9ca69e8a7988900fc0283e10550b5592164d < 42b87cfd9666ef156637c90ff3f6f6dd9a5ad4cbaffected
LinuxLinux1edb9ca69e8a7988900fc0283e10550b5592164d < f2e5bb9fb710553e76a3be9097b448b4e73d8c92affected
LinuxLinux1edb9ca69e8a7988900fc0283e10550b5592164d < c870f7e2890b9f78ac84515a9809cc5c183c975eaffected
LinuxLinux3.15affected
LinuxLinux0 < 3.15unaffected
LinuxLinux6.6.151 <= 6.6.*unaffected
LinuxLinux6.12.103 <= 6.12.*unaffected
LinuxLinux6.18.44 <= 6.18.*unaffected
LinuxLinux7.1.8 <= 7.1.*unaffected
LinuxLinux7.2-rc6 <= *unaffected

Weaknesses

References