net: usb: lan78xx: Limit packet length to skb->len

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EUVD-2023-60030

In the Linux kernel, the following vulnerability has been resolved: xsk: fix refcount underflow in error path Fix a refcount underflow problem reported by syzbot that can happen when a system is running out of memory. If xpalloctxdescs fails, and it can only fail due to not having enough memory,...

kernel: net: usb: smsc75xx: Limit packet length to skb->len

In the Linux kernel, the following vulnerability has been resolved: net: usb: smsc75xx: Limit packet length to skb-len Packet length retrieved from skb data may be larger than the actual socket buffer length up to 9026 bytes. In such case the cloned skb passed up the network stack will leak kerne...

kernel: net: usb: smsc75xx: Limit packet length to skb->len

In the Linux kernel, the following vulnerability has been resolved: net: usb: smsc75xx: Limit packet length to skb-len Packet length retrieved from skb data may be larger than the actual socket buffer length up to 9026 bytes. In such case the cloned skb passed up the network stack will leak kerne...

CVE-2023-53578

Linux kernel CVE-2023-53578 affects the qrtr path, where an uninit access occurs in qrtr_tx_resume() due to skb->len potentially being smaller than sizeof(struct qrtr_ctrl_pkt) when QRTR_TYPE_RESUME_TX is processed. The vulnerability arises in qrtr_endpoint_post() during syzbot scenarios, trig...

CVE-2023-53578 net: qrtr: Fix an uninit variable access bug in qrtr_tx_resume()

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: Fix an uninit variable access bug in qrtrtxresume Syzbot reported a bug as following: ===================================================== BUG: KMSAN: uninit-value in qrtrtxresume+0x185/0x1f0 net/qrtr/afqrtr.c:230...

PT-2025-40720

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw related to uninitialized variable access within the qrtr tx resume function. The issue occurs due to an insufficient size check in qrtr endpoint post whe...

kernel: net: usb: smsc75xx: Limit packet length to skb->len

In the Linux kernel, the following vulnerability has been resolved: net: usb: smsc75xx: Limit packet length to skb-len Packet length retrieved from skb data may be larger than the actual socket buffer length up to 9026 bytes. In such case the cloned skb passed up the network stack will leak kerne...

CVE-2022-50253

In the Linux kernel, the following vulnerability has been resolved: bpf: make sure skb-len != 0 when redirecting to a tunneling device syzkaller managed to trigger another case where skb-len == 0 when we enter devqueuexmit: WARNING: CPU: 0 PID: 2470 at include/linux/skbuff.h:2576 skbassertlen...

pptp: ensure minimal skb length in pptp_xmit()

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CVE-2025-38574

In the Linux kernel, the following vulnerability has been resolved: pptp: ensure minimal skb length in pptpxmit Commit aabc6596ffb3 "net: ppp: Add bound checking for skb data on pppsynctxmung" fixed pppsynctxmunge We need a similar fix in pptpxmit, otherwise we might read uninit data as reported ...

UBUNTU-CVE-2025-38574

In the Linux kernel, the following vulnerability has been resolved: pptp: ensure minimal skb length in pptpxmit Commit aabc6596ffb3 "net: ppp: Add bound checking for skb data on pppsynctxmung" fixed pppsynctxmunge We need a similar fix in pptpxmit, otherwise we might read uninit data as reported ...

CVE-2025-38574

CVE-2025-38574 affects the Linux kernel PPTP transmit path (pptp_xmit). A missing bound check on skb length could allow reading uninitialized data in pptp_xmit(), similar to changes made for ppp_sync_txmunge. The issue is fixed by the upstream commit aabc6596ffb3 and related bound-checking change...

CVE-2025-38574

In the Linux kernel, the following vulnerability has been resolved: pptp: ensure minimal skb length in pptpxmit Commit aabc6596ffb3 "net: ppp: Add bound checking for skb data on pppsynctxmung" fixed pppsynctxmunge We need a similar fix in pptpxmit, otherwise we might read uninit data as reported ...

CVE-2025-38574 pptp: ensure minimal skb length in pptp_xmit()

In the Linux kernel, the following vulnerability has been resolved: pptp: ensure minimal skb length in pptpxmit Commit aabc6596ffb3 "net: ppp: Add bound checking for skb data on pppsynctxmung" fixed pppsynctxmunge We need a similar fix in pptpxmit, otherwise we might read uninit data as reported ...

CVE-2025-38574 pptp: ensure minimal skb length in pptp_xmit()

In the Linux kernel, the following vulnerability has been resolved: pptp: ensure minimal skb length in pptpxmit Commit aabc6596ffb3 "net: ppp: Add bound checking for skb data on pppsynctxmung" fixed pppsynctxmunge We need a similar fix in pptpxmit, otherwise we might read uninit data as reported ...

Linux Distros Unpatched Vulnerability : CVE-2023-53062

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: usb: smsc95xx: Limit packet length to skb-len Packet length retrieved from descriptor may be larger than the actual socket buffer length. In such case the...

atm: atmtcp: Free invalid length skb in atmtcp_c_send().

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kernel: net: atm: fix use after free in lec_send()

In the Linux kernel, the following vulnerability has been resolved: net: atm: fix use after free in lecsend The -send operation frees skb so save the length before calling -send to avoid a use after free...

kernel: net: atm: fix use after free in lec_send()

In the Linux kernel, the following vulnerability has been resolved: net: atm: fix use after free in lecsend The -send operation frees skb so save the length before calling -send to avoid a use after free...