PT-2025-22171

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak issue has been identified in the Linux kernel when GSO is enabled. The issue occurs because the skb is mapped to the EXT descriptor instead of the LS descriptor when the...

UBUNTU-CVE-2023-52991

In the Linux kernel, the following vulnerability has been resolved: net: fix NULL pointer in skbsegmentlist Commit 3a1296a38d0c "net: Support GRO/GSO fraglist chaining." introduced UDP listifyed GRO. The segmentation relies on fraglist being untouched when passing through the network stack. This...

net: stmmac: fix TSO DMA API usage causing oops

...

PT-2025-8386 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability in the Linux kernel has been identified, specifically in the dpaa2-eth component. The issue arises when the TSO header is DMA unmapped before retrieving the virtual...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: TSO: Fix unbalanced DMA map/unmap for non-paged SKB data In cases where the non-paged data of an SKB contains a protocol header and payload that need to be transmitted on a platform where the DMA AXI address width is...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: nsh: Added skb-protocol, data, macheader to the outer header in nshgsosegment. The syzbot exploited various vulnerabilities by using a crafted GSO packet for VIRTIONETHDRGSOUDP that included the following protocols: ETHP8021AD...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: added more sanity checks to qdiscpktleninit. One of the approaches handles SKBGSODODGY, assuming that skb-len is greater than hdrlen. The function virtionethdrtoskb does not fully dissect TCP headers; it only ensures that th...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net: Avoid potential underflow in qdiscpktleninit with UFO After committing 7c6d2ecbda83 “net: Be more gentle about silly gso requests coming from user”, the virtionethdrtoskb function added sanity checks to detect malicious...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net: Missing check for virtio Two missing checks in virtionethdrtoskb allowed syzbot to crash kernels again. 1. After the skbsegment function, the buffer may become non-linear nrfrags != 0. However, since the SKBTXSHAREDFRAG...

AZL-55297 CVE-2024-56719 affecting package kernel for versions less than 6.6.76.1-1

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: fix TSO DMA API usage causing oops Commit 66600fac7a98 "net: stmmac: TSO: Fix unbalanced DMA map/unmap for non-paged SKB data" moved the assignment of txskbuffdma's members to be later in stmmactsoxmit. The buf dma...

DEBIAN-CVE-2024-56719

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: fix TSO DMA API usage causing oops Commit 66600fac7a98 "net: stmmac: TSO: Fix unbalanced DMA map/unmap for non-paged SKB data" moved the assignment of txskbuffdma's members to be later in stmmactsoxmit. The buf dma...

UBUNTU-CVE-2024-56719

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: fix TSO DMA API usage causing oops Commit 66600fac7a98 "net: stmmac: TSO: Fix unbalanced DMA map/unmap for non-paged SKB data" moved the assignment of txskbuffdma's members to be later in stmmactsoxmit. The buf dma...

CVE-2024-56719 net: stmmac: fix TSO DMA API usage causing oops

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: fix TSO DMA API usage causing oops Commit 66600fac7a98 "net: stmmac: TSO: Fix unbalanced DMA map/unmap for non-paged SKB data" moved the assignment of txskbuffdma's members to be later in stmmactsoxmit. The buf dma...

CVE-2024-53058 net: stmmac: TSO: Fix unbalanced DMA map/unmap for non-paged SKB data

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: TSO: Fix unbalanced DMA map/unmap for non-paged SKB data In case the non-paged data of a SKB carries protocol header and protocol payload to be transmitted on a certain platform that the DMA AXI address width is...

gso: fix udp gso fraglist segmentation after pull from frag_list

...

kernel: gso: do not skip outer ip header in case of ipip and net_failover

In the Linux kernel, the following vulnerability has been resolved: gso: do not skip outer ip header in case of ipip and netfailover We encounter a tcp drop issue in our cloud environment. Packet GROed in host forwards to a VM virtionet nic with netfailover enabled. VM acts as a IPVS LB with ipip...

AZL-51829 CVE-2024-49978 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: gso: fix udp gso fraglist segmentation after pull from fraglist Detect gso fraglist skbs with corrupted geometry see below and pass these to skbsegment instead of skbsegmentlist, as the first can segment them correctly. Valid...

UBUNTU-CVE-2024-49979

In the Linux kernel, the following vulnerability has been resolved: net: gso: fix tcp fraglist segmentation after pull from fraglist Detect tcp gso fraglist skbs with corrupted geometry see below and pass these to skbsegment instead of skbsegmentlist, as the first can segment them correctly. Vali...

CVE-2024-43897

...

kernel: net: core: reject skb_copy(_expand) for fraglist GSO skbs

In the Linux kernel, the following vulnerability has been resolved: net: core: reject skbcopyexpand for fraglist GSO skbs SKBGSOFRAGLIST skbs must not be linearized, otherwise they become invalid. Return NULL if such an skb is passed to skbcopy or skbcopyexpand, in order to prevent a crash on a...