Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: net: cdceem: Fix for the “fix tx fixupskb leak” issue. When usbnet transmit sends a skb, it is handled in eemtxfixup. If skbcopyexpand fails, it returns NULL. In this case, usbnetstartxmit has no chance to free the original skb...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989911)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989911 advisory. In the Linux kernel, the following vulnerability has been resolved: net: cdceem: fix tx fixup skb leak when usbnet transmit a skb, eem fixup it in eemtxfixup, if...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987254)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987254 advisory. In the Linux kernel, the following vulnerability has been resolved: net: cdceem: fix tx fixup skb leak when usbnet transmit a skb, eem fixup it in eemtxfixup, if...

kernel: net: cdc_eem: fix tx fixup skb leak

In the Linux kernel, the following vulnerability has been resolved: net: cdceem: fix tx fixup skb leak when usbnet transmit a skb, eem fixup it in eemtxfixup, if skbcopyexpand failed, it return NULL, usbnetstartxmit will have no chance to free original skb. fix it by free orginal skb in eemtxfixu...

UBUNTU-CVE-2021-47236

In the Linux kernel, the following vulnerability has been resolved: net: cdceem: fix tx fixup skb leak when usbnet transmit a skb, eem fixup it in eemtxfixup, if skbcopyexpand failed, it return NULL, usbnetstartxmit will have no chance to free original skb. fix it by free orginal skb in eemtxfixu...

PT-2021-29536

Name of the Vulnerable Software and Affected Versions Linux Kernel versions 2.6.30 through 5.12.12 Description A potential security issue exists due to a tx fixup skb leak in the cdc eem module. The actual impact and attack plausibility have not yet been proven. Recommendations For Linux Kernel...

PT-2021-29455

Name of the Vulnerable Software and Affected Versions Linux Kernel versions 2.6.30 through 5.10.45 Description The issue is related to a potential security vulnerability in the Linux Kernel, specifically in the cdc eem module. The problem is described as a tx fixup skb leak. The actual impact and...

PT-2021-25396

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions 2.6.30 through 5.4.127 Description: A potential security issue exists due to a tx fixup skb leak in the cdc eem module. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kerne...

PT-2021-25461

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions 2.6.30 through 5.10.45 Description: The issue is related to a potential security vulnerability in the Linux Kernel, specifically in the cdc eem module. The problem is described as a tx fixup skb leak. The actual impact a...

PT-2021-29390

Name of the Vulnerable Software and Affected Versions Linux Kernel versions 2.6.30 through 5.4.127 Description The issue is related to a potential security vulnerability in the Linux Kernel, specifically in the cdc eem module. The problem is described as a tx fixup skb leak. The actual impact and...

PT-2021-25542

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions 2.6.30 through 5.12.12 Description: A potential security issue exists due to a tx fixup skb leak in the cdc eem module. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kerne...