Linux Distros Unpatched Vulnerability : CVE-2021-28038

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in the Linux kernel through 5.11.3, as used with Xen PV. A certain part of the netback driver lacks necessary treatment of errors such a...

Vulnerability of the xenvif_disconnect_queue() function in the drivers/net/xen-netback/interface.c module – the Linux kernel network adapter driver support mechanism, which allows an attacker to compromise the confidentiality, integrity, and accessibility of protected information.

Vulnerability of the xenvifdisconnectqueue function in the drivers/net/xen-netback/interface.c module – The Linux kernel network adapter driver relies on the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrit...

SUSE CVE-2022-49649

In the Linux kernel, the following vulnerability has been resolved: xen/netback: avoid entering xenvifrxnextskb with an empty rx queue xenvifrxnextskb is expecting the rx queue not being empty, but in case the loop in xenvifrxaction is doing multiple iterations, the availability of another skb in...

DEBIAN-CVE-2022-49649

In the Linux kernel, the following vulnerability has been resolved: xen/netback: avoid entering xenvifrxnextskb with an empty rx queue xenvifrxnextskb is expecting the rx queue not being empty, but in case the loop in xenvifrxaction is doing multiple iterations, the availability of another skb in...

UBUNTU-CVE-2022-49649

In the Linux kernel, the following vulnerability has been resolved: xen/netback: avoid entering xenvifrxnextskb with an empty rx queue xenvifrxnextskb is expecting the rx queue not being empty, but in case the loop in xenvifrxaction is doing multiple iterations, the availability of another skb in...

CVE-2022-49649 xen/netback: avoid entering xenvif_rx_next_skb() with an empty rx queue

In the Linux kernel, the following vulnerability has been resolved: xen/netback: avoid entering xenvifrxnextskb with an empty rx queue xenvifrxnextskb is expecting the rx queue not being empty, but in case the loop in xenvifrxaction is doing multiple iterations, the availability of another skb in...

CVE-2022-49649 xen/netback: avoid entering xenvif_rx_next_skb() with an empty rx queue

In the Linux kernel, the following vulnerability has been resolved: xen/netback: avoid entering xenvifrxnextskb with an empty rx queue xenvifrxnextskb is expecting the rx queue not being empty, but in case the loop in xenvifrxaction is doing multiple iterations, the availability of another skb in...

CVE-2022-49649

In the Linux kernel, the following vulnerability has been resolved: xen/netback: avoid entering xenvifrxnextskb with an empty rx queue xenvifrxnextskb is expecting the rx queue not being empty, but in case the loop in xenvifrxaction is doing multiple iterations, the availability of another skb in...

CVE-2022-49649: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: xen/netback: avoid entering xenvifrxnextskb with an empty rx queue xenvifrxnextskb is expecting the rx queue not being empty, but in case the loop in xenvifrxaction is doing multiple iterations, the availability of another skb in...

PT-2025-8582

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to the version that includes the fix for the issue in xen/netback Description The issue arises in the Linux kernel when the xenvif rx next skb function is called with an empty rx queue. This can occur if the loop in...

Siemens SIMATIC Devices Linux Kernel Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') (CVE-2022-42328)

Guests can trigger deadlock in Linux netback driver This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. The patch for XSA-392 introduced another issue which might result in a deadlock when trying to free the SKB of a packe...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: ipv6: fix possible UAF in ip6finishoutput2 CVE-2024-44986 In the Linux kernel, the following vulnerability has been resolved: ipv6: avoid possible NULL deref in rt6uncachedlistflushdev CVE-2024-47707 In the Linux...

Important: kernel-livepatch-6.1.112-124.190

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: gpiolib: cdev: Fix use after free in lineinfochangednotify CVE-2024-36899 In the Linux kernel, the following vulnerability has been resolved: ext4: avoid OOB when system.data xattr changes underneath the filesyste...

Important: kernel

Issue Overview: Placeholder CVE. Details forthcoming CVE-2024-10929 In the Linux kernel, the following vulnerability has been resolved: ext4: fix slab-use-after-free in ext4splitextentat CVE-2024-49884 In the Linux kernel, the following vulnerability has been resolved: net/xen-netback: prevent UA...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/ipv6: avoid possible UAF in ip6routempathnotify CVE-2024-26852 In the Linux kernel, the following vulnerability has been resolved: ext4: avoid OOB when system.data xattr changes underneath the filesystem...

net/xen-netback: prevent UAF in xenvif_flush_hash()

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SUSE CVE-2024-49936

In the Linux kernel, the following vulnerability has been resolved: net/xen-netback: prevent UAF in xenvifflushhash During the listforeachentryrcu iteration call of xenvifflushhash, kfreercu does not exist inside the rcu read critical section, so if kfreercu is called when the rcu grace period en...

AZL-51456 CVE-2024-49936 affecting package kernel for versions less than 5.15.173.1-1

In the Linux kernel, the following vulnerability has been resolved: net/xen-netback: prevent UAF in xenvifflushhash During the listforeachentryrcu iteration call of xenvifflushhash, kfreercu does not exist inside the rcu read critical section, so if kfreercu is called when the rcu grace period en...

CVE-2024-49936

In the Linux kernel, the following vulnerability has been resolved: net/xen-netback: prevent UAF in xenvifflushhash During the listforeachentryrcu iteration call of xenvifflushhash, kfreercu does not exist inside the rcu read critical section, so if kfreercu is called when the rcu grace period en...

DEBIAN-CVE-2024-49936

In the Linux kernel, the following vulnerability has been resolved: net/xen-netback: prevent UAF in xenvifflushhash During the listforeachentryrcu iteration call of xenvifflushhash, kfreercu does not exist inside the rcu read critical section, so if kfreercu is called when the rcu grace period en...