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THREAT OPS › Threat News › [NVD] CVE-2021-47013 (CRITICAL 9.8) — In the Linux kernel, the following vulnerability has been resolved: net:emac/emac-mac: Fix a use after free in emac_mac_tx_buf_send In emac_mac_tx_buf_send, it calls emac_tx_fill_tpd(..,skb,..). If some error happens in emac_tx_fill_tpd(), the skb will be freed via dev_kfree_sk

[NVD] CVE-2021-47013 (CRITICAL 9.8) — In the Linux kernel, the following vulnerability has been resolved: net:emac/emac-mac: Fix a use after free in emac_mac_tx_buf_send In emac_mac_tx_buf_send, it calls emac_tx_fill_tpd(..,skb,..). If some error happens in emac_tx_fill_tpd(), the skb will be freed via dev_kfree_sk

lownvdPublished 2024-02-28

CVE-2021-47013 CVSS: 9.8 CRITICAL Published: 2024-02-28T09:15:38.800

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

net:emac/emac-mac: Fix a use after free in emac_mac_tx_buf_send

In emac_mac_tx_buf_send, it calls emac_tx_fill_tpd(..,skb,..). If some error happens in emac_tx_fill_tpd(), the skb will be freed via dev_kfree_skb(skb) in error branch of emac_tx_fill_tpd(). But

Indicators of compromise

CVE-2021-47013cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2021-47013