CVE-2026-80979

In the Linux kernel, the following vulnerability has been resolved: net/smc: unregister the connection before draining the rx tasklet smcconnfree calls smcismunsetconn only while the link group is still on its device list, and never sets conn-killed. smclgrterminatesched unlinks the group...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-053221)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-053221 advisory. In the Linux kernel, the following vulnerability has been resolved: NFSD: Protect against send buffer overflow in NFSv2 READ Since before the git era, NFSD has...

UBUNTU-CVE-2026-72231

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tt: avoid request storms during pending request batadvsendttrequest allocates a ttreqnode when none exists for the destination originator node. This should prevent that a multiple TT requests are send at the same time...

CVE-2026-72231 batman-adv: tt: avoid request storms during pending request

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tt: avoid request storms during pending request batadvsendttrequest allocates a ttreqnode when none exists for the destination originator node. This should prevent that a multiple TT requests are send at the same time...

PT-2026-72419

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the batman-adv module where the batadv send tt request function incorrectly handles send buffer allocation failures. The function allocates a tt req node to prevent...

hv_netvsc: use kmap_local_page in netvsc_copy_to_send_buf

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SUSE CVE-2026-53199

In the Linux kernel, the following vulnerability has been resolved: hvnetvsc: use kmaplocalpage in netvsccopytosendbuf netvsccopytosendbuf copies page buffer entries into the VMBus send buffer using phystovirt on the entry PFN. Entries for the RNDIS header and the skb linear data come from...

CVE-2026-53199

A flaw was found in the Linux kernel's Hyper-V network virtual service client hvnetvsc component. This vulnerability occurs in the netvsccopytosendbuf function, where incorrect memory mapping of page buffer entries can lead to a system fault. Specifically, on 32-bit x86 systems with high memory...

CVE-2026-53199

In the Linux kernel, the following vulnerability has been resolved: hvnetvsc: use kmaplocalpage in netvsccopytosendbuf netvsccopytosendbuf copies page buffer entries into the VMBus send buffer using phystovirt on the entry PFN. Entries for the RNDIS header and the skb linear data come from...

CVE-2026-53199

In the Linux kernel, the following vulnerability has been resolved: hvnetvsc: use kmaplocalpage in netvsccopytosendbuf netvsccopytosendbuf copies page buffer entries into the VMBus send buffer using phystovirt on the entry PFN. Entries for the RNDIS header and the skb linear data come from...

CVE-2026-53199 hv_netvsc: use kmap_local_page in netvsc_copy_to_send_buf

In the Linux kernel, the following vulnerability has been resolved: hvnetvsc: use kmaplocalpage in netvsccopytosendbuf netvsccopytosendbuf copies page buffer entries into the VMBus send buffer using phystovirt on the entry PFN. Entries for the RNDIS header and the skb linear data come from...

CVE-2026-53199

In the Linux kernel, the following vulnerability has been resolved: hvnetvsc: use kmaplocalpage in netvsccopytosendbuf netvsccopytosendbuf copies page buffer entries into the VMBus send buffer using phystovirt on the entry PFN. Entries for the RNDIS header and the skb linear data come from...

CVE-2026-53199 hv_netvsc: use kmap_local_page in netvsc_copy_to_send_buf

In the Linux kernel, the following vulnerability has been resolved: hvnetvsc: use kmaplocalpage in netvsccopytosendbuf netvsccopytosendbuf copies page buffer entries into the VMBus send buffer using phystovirt on the entry PFN. Entries for the RNDIS header and the skb linear data come from...

PT-2026-52295

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the netvsc copy to send buf function where page buffer entries are copied into the VMBus send buffer using phys to virt on the entry PFN. On 32-bit x86 systems with...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021537)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021537 advisory. In the Linux kernel, the following vulnerability has been resolved: NFSD: Protect against send buffer overflow in NFSv2 READ Since before the git era, NFSD has...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010835)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010835 advisory. In the Linux kernel, the following vulnerability has been resolved: tcp: fix a signed-integer-overflow bug in tcpaddbacklog The type of skrcvbuf and sksndbuf in stru...

SUSE CVE-2026-23243

In the Linux kernel, the following vulnerability has been resolved: RDMA/umad: Reject negative datalen in ibumadwrite ibumadwrite computes datalen from user-controlled count and the MAD header sizes. With a mismatched user MAD header size and RMPP header length, datalen can become negative and...

EUVD-2026-12804

In the Linux kernel, the following vulnerability has been resolved: RDMA/umad: Reject negative datalen in ibumadwrite ibumadwrite computes datalen from user-controlled count and the MAD header sizes. With a mismatched user MAD header size and RMPP header length, datalen can become negative and...

UBUNTU-CVE-2026-23243

In the Linux kernel, the following vulnerability has been resolved: RDMA/umad: Reject negative datalen in ibumadwrite ibumadwrite computes datalen from user-controlled count and the MAD header sizes. With a mismatched user MAD header size and RMPP header length, datalen can become negative and...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005789)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005789 advisory. In the Linux kernel, the following vulnerability has been resolved: NFSD: Protect against send buffer overflow in NFSv2 READ Since before the git era, NFSD has...