Linux kernel 资源管理错误漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A resource management error vulnerability exists in Linux kernel that stems from the ethskbpkttype function accessing skb data that does not contain an Ethernet header, which...

SUSE CVE-2022-49066

In the Linux kernel, the following vulnerability has been resolved: veth: Ensure eth header is in skb's linear part After feeding a decapsulated packet to a veth device with actmirred, skbheadlen may be 0. But vethxmit calls devforwardskb, which expects at least ETHHLEN byte of linear data as...

UBUNTU-CVE-2022-49066

In the Linux kernel, the following vulnerability has been resolved: veth: Ensure eth header is in skb's linear part After feeding a decapsulated packet to a veth device with actmirred, skbheadlen may be 0. But vethxmit calls devforwardskb, which expects at least ETHHLEN byte of linear data as...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from vethxmit not ensuring that the Ethernet header is in the linear portion of the skb, which could cause the...

kernel: netfilter: nf_reject_ipv6: fix potential crash in nf_send_reset6()

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfrejectipv6: fix potential crash in nfsendreset6 I got a syzbot report without a repro 1 crashing in nfsendreset6 I think the issue is that dev-hardheaderlen is zero, and we attempt later to push an Ethernet header. U...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: geneve: Do not assume that the MAC header is set in genevexmitskb. We should not assume that the MAC header is present in the output path. Instead, use skbethhdr instead of ethhdr to fix this issue. sysbot reported the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: tun: Added missing verification for short frames. The referenced commit failed to check the validity of the frame length in the tunxdpone path, which could result in a corrupted skb being sent down the stack. Even before the skb ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: bridge: xmit: Ensure that the ethheaderlen field is set to a valid value. The syzbot triggered an uninitvalue1 error in the bridgedevice’s xmit path by sending a short packet less than ETHHLEN bytes. To fix this issue, check...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: tap: added missing verification for short frames The referenced commit failed to check the validity of the frame length in the tapgetuserxdp function, which could result in a corrupted skb being sent down the stack. Even before t...

SUSE CVE-2024-56636

In the Linux kernel, the following vulnerability has been resolved: geneve: do not assume mac header is set in genevexmitskb We should not assume mac header is set in output path. Use skbethhdr instead of ethhdr to fix the issue. sysbot reported the following : WARNING: CPU: 0 PID: 11635 at...

PT-2025-30855

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the netfilter module, specifically in the nf flow pppoe proto function. A bug was identified where the Ethernet header was not accounted for,...

DEBIAN-CVE-2024-56636

In the Linux kernel, the following vulnerability has been resolved: geneve: do not assume mac header is set in genevexmitskb We should not assume mac header is set in output path. Use skbethhdr instead of ethhdr to fix the issue. sysbot reported the following : WARNING: CPU: 0 PID: 11635 at...

UBUNTU-CVE-2024-56636

In the Linux kernel, the following vulnerability has been resolved: geneve: do not assume mac header is set in genevexmitskb We should not assume mac header is set in output path. Use skbethhdr instead of ethhdr to fix the issue. sysbot reported the following : WARNING: CPU: 0 PID: 11635 at...

kernel: netfilter: nf_reject_ipv6: fix potential crash in nf_send_reset6()

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfrejectipv6: fix potential crash in nfsendreset6 I got a syzbot report without a repro 1 crashing in nfsendreset6 I think the issue is that dev-hardheaderlen is zero, and we attempt later to push an Ethernet header. U...

kernel: netfilter: nf_reject_ipv6: fix potential crash in nf_send_reset6()

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfrejectipv6: fix potential crash in nfsendreset6 I got a syzbot report without a repro 1 crashing in nfsendreset6 I think the issue is that dev-hardheaderlen is zero, and we attempt later to push an Ethernet header. U...

CLSA-2024-1732267577 kernel: Fix of 2 CVEs

net: bridge: xmit: make sure we have at least eth header len bytes CVE-2024-38538 - SUNRPC: Fix UAF in svctcplistendataready CVE-2023-52885 - Fix: Revert "smb: client: fix use-after-free bug in cifsdebugdataprocshow" double lock...

SUSE CVE-2024-50256

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfrejectipv6: fix potential crash in nfsendreset6 I got a syzbot report without a repro 1 crashing in nfsendreset6 I think the issue is that dev-hardheaderlen is zero, and we attempt later to push an Ethernet header. U...

CVE-2024-50256

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfrejectipv6: fix potential crash in nfsendreset6 I got a syzbot report without a repro 1 crashing in nfsendreset6 I think the issue is that dev-hardheaderlen is zero, and we attempt later to push an Ethernet header. U...

AZL-53313 CVE-2024-50256 affecting package kernel for versions less than 6.6.64.2-1

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfrejectipv6: fix potential crash in nfsendreset6 I got a syzbot report without a repro 1 crashing in nfsendreset6 I think the issue is that dev-hardheaderlen is zero, and we attempt later to push an Ethernet header. U...

CVE-2024-50256 netfilter: nf_reject_ipv6: fix potential crash in nf_send_reset6()

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfrejectipv6: fix potential crash in nfsendreset6 I got a syzbot report without a repro 1 crashing in nfsendreset6 I think the issue is that dev-hardheaderlen is zero, and we attempt later to push an Ethernet header. U...