CVE-2024-44999 gtp: pull network headers in gtp_dev_xmit()

In the Linux kernel, the following vulnerability has been resolved: gtp: pull network headers in gtpdevxmit syzbot/KMSAN reported use of uninit-value in getdevxmit 1 We must make sure the IPv4 or Ipv6 header is pulled in skb-head before accessing fields in them. Use pskbinetmaypull to fix this...

CVE-2024-44999 gtp: pull network headers in gtp_dev_xmit()

In the Linux kernel, the following vulnerability has been resolved: gtp: pull network headers in gtpdevxmit syzbot/KMSAN reported use of uninit-value in getdevxmit 1 We must make sure the IPv4 or Ipv6 header is pulled in skb-head before accessing fields in them. Use pskbinetmaypull to fix this...

CVE-2024-44999

In the Linux kernel, the following vulnerability has been resolved: gtp: pull network headers in gtpdevxmit syzbot/KMSAN reported use of uninit-value in getdevxmit 1 We must make sure the IPv4 or Ipv6 header is pulled in skb-head before accessing fields in them. Use pskbinetmaypull to fix this...

CVE-2024-35973: Use of Uninitialized Resource

In the Linux kernel, the following vulnerability has been resolved: geneve: fix header validation in geneve6xmitskb syzbot is able to trigger an uninit-value in genevexmit 1 Problem : While most ip tunnel helpers like iptunnelgetdsfield uses skbprotocolskb, true, pskbinetmaypull is only using...

CVE-2024-26857

In the Linux kernel, the following vulnerability has been resolved: geneve: make sure to pull inner header in geneverx syzbot triggered a bug in geneverx 1 Issue is similar to the one I fixed in commit 8d975c15c0cd "ip6tunnel: make sure to pull inner header in ip6tnlrcv" We have to save...

CVE-2024-26882

In the Linux kernel, the following vulnerability has been resolved: net: iptunnel: make sure to pull inner header in iptunnelrcv Apply the same fix than ones found in : 8d975c15c0cd "ip6tunnel: make sure to pull inner header in ip6tnlrcv" 1ca1ba465e55 "geneve: make sure to pull inner header in...

CVE-2024-26882 net: ip_tunnel: make sure to pull inner header in ip_tunnel_rcv()

In the Linux kernel, the following vulnerability has been resolved: net: iptunnel: make sure to pull inner header in iptunnelrcv Apply the same fix than ones found in : 8d975c15c0cd "ip6tunnel: make sure to pull inner header in ip6tnlrcv" 1ca1ba465e55 "geneve: make sure to pull inner header in...

CVE-2024-26857 geneve: make sure to pull inner header in geneve_rx()

In the Linux kernel, the following vulnerability has been resolved: geneve: make sure to pull inner header in geneverx syzbot triggered a bug in geneverx 1 Issue is similar to the one I fixed in commit 8d975c15c0cd "ip6tunnel: make sure to pull inner header in ip6tnlrcv" We have to save...

CVE-2024-26857

CVE-2024-26857 affects the Linux kernel’s geneve_rx path in drivers/net/geneve.c, where skb->network_header must be saved before calling pskb_inet_may_pull() to recompute the network header after pulling headers. The issue is tied to uninitialized values in IP_ECN_decapsulate and the chain lea...

CVE-2024-26857: Use of Uninitialized Resource

In the Linux kernel, the following vulnerability has been resolved: geneve: make sure to pull inner header in geneverx syzbot triggered a bug in geneverx 1 Issue is similar to the one I fixed in commit 8d975c15c0cd "ip6tunnel: make sure to pull inner header in ip6tnlrcv" We have to save...

CVE-2024-26882: Use of Uninitialized Variable

In the Linux kernel, the following vulnerability has been resolved: net: iptunnel: make sure to pull inner header in iptunnelrcv Apply the same fix than ones found in : 8d975c15c0cd "ip6tunnel: make sure to pull inner header in ip6tnlrcv" 1ca1ba465e55 "geneve: make sure to pull inner header in...

SUSE CVE-2024-26641

In the Linux kernel, the following vulnerability has been resolved: ip6tunnel: make sure to pull inner header in ip6tnlrcv syzbot found ip6tnlrcv could access unitiliazed data 1. Call pskbinetmaypull to fix this, and initialize ipv6h variable after this call as it can change skb-head. 1 BUG: KMSA...

CVE-2024-26641 ip6_tunnel: make sure to pull inner header in __ip6_tnl_rcv()

In the Linux kernel, the following vulnerability has been resolved: ip6tunnel: make sure to pull inner header in ip6tnlrcv syzbot found ip6tnlrcv could access unitiliazed data 1. Call pskbinetmaypull to fix this, and initialize ipv6h variable after this call as it can change skb-head. 1 BUG: KMSA...

CVE-2024-26641

CVE-2024-26641 concerns the Linux kernel. The vulnerability arises in ip6_tunnel, where __ip6_tnl_rcv() could access uninitialized data due to not pulling the inner header early enough. The fix, as noted in multiple advisories (e.g., Astra Linux security bulletins), is to call pskb_inet_may_pull(...