DEBIAN-CVE-2022-48819

In the Linux kernel, the following vulnerability has been resolved: tcp: take care of mixed splice/sendmsgMSGZEROCOPY case syzbot found that mixing sendpage and sendmsgMSGZEROCOPY calls over the same TCP socket would again trigger the infamous warning in inetsockdestruct WARNONskforwardallocgetsk...

SUSE CVE-2024-35834

In the Linux kernel, the following vulnerability has been resolved: xsk: recycle buffer in case Rx queue was full Add missing xskbufffree call when xskrcvzc failed to produce descriptor to XSK Rx queue...

SUSE CVE-2022-48690

In the Linux kernel, the following vulnerability has been resolved: ice: Fix DMA mappings leak Fix leak, when user changes ring parameters. During reallocation of RX buffers, new DMA mappings are created for those buffers. New buffers with different RX ring count should substitute older ones, but...

DEBIAN-CVE-2024-27050

In the Linux kernel, the following vulnerability has been resolved: libbpf: Use OPTSSET macro in bpfxdpquery When the featureflags and xdpzcmaxsegs fields were added to the libbpf bpfxdpqueryopts, the code writing them did not use the OPTSSET macro. This causes libbpf to write to those fields...

UBUNTU-CVE-2024-27050

In the Linux kernel, the following vulnerability has been resolved: libbpf: Use OPTSSET macro in bpfxdpquery When the featureflags and xdpzcmaxsegs fields were added to the libbpf bpfxdpqueryopts, the code writing them did not use the OPTSSET macro. This causes libbpf to write to those fields...

kernel: skbuff: skb_segment, Call zero copy functions before using skbuff frags

In the Linux kernel, the following vulnerability has been resolved: skbuff: skbsegment, Call zero copy functions before using skbuff frags Commit bf5c25d60861 "skbuff: in skbsegment, call zerocopy functions once per nskb" added the call to zero copy functions in skbsegment. The change introduced ...

kernel: net/mlx5e: xsk: Fix crash on regular rq reactivation

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: xsk: Fix crash on regular rq reactivation When the regular rq is reactivated after the XSK socket is closed it could be reading stale cqes which eventually corrupts the rq. This leads to no more traffic being received ...

SUSE CVE-2021-47127

In the Linux kernel, the following vulnerability has been resolved: ice: track AFXDP ZC enabled queues in bitmap Commit c7a219048e45 "ice: Remove xskbuffpool from VSI structure" silently introduced a regression and broke the Tx side of AFXDP in copy mode. xskpool on icering is set only based on t...

UBUNTU-CVE-2024-26640

In the Linux kernel, the following vulnerability has been resolved: tcp: add sanity checks to rx zerocopy TCP rx zerocopy intent is to map pages initially allocated from NIC drivers, not pages owned by a fs. This patch adds to canmapfrag these additional checks: - Page must not be a compound one....

CVE-2024-26640 tcp: add sanity checks to rx zerocopy

In the Linux kernel, the following vulnerability has been resolved: tcp: add sanity checks to rx zerocopy TCP rx zerocopy intent is to map pages initially allocated from NIC drivers, not pages owned by a fs. This patch adds to canmapfrag these additional checks: - Page must not be a compound one....

CVE-2021-47127

In the Linux kernel, the following vulnerability has been resolved: ice: track AFXDP ZC enabled queues in bitmap Commit c7a219048e45 "ice: Remove xskbuffpool from VSI structure" silently introduced a regression and broke the Tx side of AFXDP in copy mode. xskpool on icering is set only based on t...

UBUNTU-CVE-2021-47127

In the Linux kernel, the following vulnerability has been resolved: ice: track AFXDP ZC enabled queues in bitmap Commit c7a219048e45 "ice: Remove xskbuffpool from VSI structure" silently introduced a regression and broke the Tx side of AFXDP in copy mode. xskpool on icering is set only based on t...

CVE-2021-47127 ice: track AF_XDP ZC enabled queues in bitmap

In the Linux kernel, the following vulnerability has been resolved: ice: track AFXDP ZC enabled queues in bitmap Commit c7a219048e45 "ice: Remove xskbuffpool from VSI structure" silently introduced a regression and broke the Tx side of AFXDP in copy mode. xskpool on icering is set only based on t...

CVE-2021-47127 ice: track AF_XDP ZC enabled queues in bitmap

In the Linux kernel, the following vulnerability has been resolved: ice: track AFXDP ZC enabled queues in bitmap Commit c7a219048e45 "ice: Remove xskbuffpool from VSI structure" silently introduced a regression and broke the Tx side of AFXDP in copy mode. xskpool on icering is set only based on t...

SUSE CVE-2024-26611

In the Linux kernel, the following vulnerability has been resolved: xsk: fix usage of multi-buffer BPF helpers for ZC XDP Currently when packet is shrunk via bpfxdpadjusttail and memory type is set to MEMTYPEXSKBUFFPOOL, null ptr dereference happens: 1136314.192256 BUG: kernel NULL pointer...

DEBIAN-CVE-2024-26611

In the Linux kernel, the following vulnerability has been resolved: xsk: fix usage of multi-buffer BPF helpers for ZC XDP Currently when packet is shrunk via bpfxdpadjusttail and memory type is set to MEMTYPEXSKBUFFPOOL, null ptr dereference happens: 1136314.192256 BUG: kernel NULL pointer...

UBUNTU-CVE-2024-26611

In the Linux kernel, the following vulnerability has been resolved: xsk: fix usage of multi-buffer BPF helpers for ZC XDP Currently when packet is shrunk via bpfxdpadjusttail and memory type is set to MEMTYPEXSKBUFFPOOL, null ptr dereference happens: 1136314.192256 BUG: kernel NULL pointer...

UBUNTU-CVE-2021-47105

In the Linux kernel, the following vulnerability has been resolved: ice: xsk: return xsk buffers back to pool when cleaning the ring Currently we only NULL the xdpbuff pointer in the internal SW ring but we never give it back to the xsk buffer pool. This means that buffers can be leaked out of th...

kernel: tcp: fix skb_copy_ubufs() vs BIG TCP

In the Linux kernel, the following vulnerability has been resolved: tcp: fix skbcopyubufs vs BIG TCP David Ahern reported crashes in skbcopyubufs caused by TCP tx zerocopy using hugepages, and skb length bigger than 68 KB. skbcopyubufs assumed it could copy all payload using up to MAXSKBFRAGS...

kernel: ice: xsk: prohibit usage of non-balanced queue id

In the Linux kernel, the following vulnerability has been resolved: ice: xsk: prohibit usage of non-balanced queue id Fix the following scenario: 1. ethtool -L $IFACE rx 8 tx 96 2. xdpsock -q 10 -t -z Above refers to a case where user would like to attach XSK socket in txonly mode at a queue id...