USN-7489-1: Linux kernel vulnerability

One security issue was discovered in the Linux kernel. An attacker could possibly use this to compromise the system. This update corrects flaws in the following subsystems: - Timer subsystem; CVE-2025-21813...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21631)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21631 advisory. - In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix wakerbfqq UAF after...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21760)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21760 advisory. - In the Linux kernel, the following vulnerability has been resolved: ndisc: extend RCU protection in...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21694)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21694 advisory. - In the Linux kernel, the following vulnerability has been resolved: fs/proc: fix softlockup in readvmcore pa...

Ubuntu 24.04 LTS / 24.10 : Linux kernel vulnerability (USN-7489-1)

The remote Ubuntu 24.04 LTS / 24.10 host has a package installed that is affected by a vulnerability as referenced in the USN-7489-1 advisory. One security issue was discovered in the Linux kernel. An attacker could possibly use this to compromise the system. This update corrects flaws in the...

PT-2025-28988

Name of the Vulnerable Software and Affected Versions: Linux Kernel affected versions not specified Description: A vulnerability exists in the Linux kernel related to the handling of DisplayPort Alt Mode. A previous state check in tcpm queue vdm unlocked could lead to a deadlock situation where t...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21919)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21919 advisory. - In the Linux kernel, the following vulnerability has been resolved: sched/fair: Fix potential memory...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21764)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21764 advisory. - In the Linux kernel, the following vulnerability has been resolved: ndisc: use RCU protection in ndiscallocs...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21637)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21637 advisory. - In the Linux kernel, the following vulnerability has been resolved: sctp: sysctl: udpport: avoid using...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21699)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21699 advisory. - In the Linux kernel, the following vulnerability has been resolved: gfs2: Truncate address space when flippi...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21636)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21636 advisory. - In the Linux kernel, the following vulnerability has been resolved: sctp: sysctl: plpmtudprobeinterval: avoi...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21692)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21692 advisory. - In the Linux kernel, the following vulnerability has been resolved: net: sched: fix ets qdisc OOB Indexing...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21666)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21666 advisory. - In the Linux kernel, the following vulnerability has been resolved: vsock: prevent null-ptr-deref in...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21796)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21796 advisory. - In the Linux kernel, the following vulnerability has been resolved: nfsd: clear aclaccess/acldefault after...

CVE-2024-58237

In the Linux kernel, the following vulnerability has been resolved: bpf: consider that tail calls invalidate packet pointers Tail-called programs could execute any of the helpers that invalidate packet pointers. Hence, conservatively assume that each tail call invalidates packet pointers. Making...

CVE-2024-58100

In the Linux kernel, the following vulnerability has been resolved: bpf: check changespktdata property for extension programs When processing calls to global sub-programs, verifier decides whether to invalidate all packet pointers in current state depending on the changespktdata property of the...

CVE-2024-58098

In the Linux kernel, the following vulnerability has been resolved: bpf: track changespktdata property for global functions When processing calls to certain helpers, verifier invalidates all packet pointers in a current state. For example, consider the following program: attributenoinline long...

CVE-2024-58237 bpf: consider that tail calls invalidate packet pointers

In the Linux kernel, the following vulnerability has been resolved: bpf: consider that tail calls invalidate packet pointers Tail-called programs could execute any of the helpers that invalidate packet pointers. Hence, conservatively assume that each tail call invalidates packet pointers. Making...

CVE-2024-58237

In the Linux kernel, the following vulnerability has been resolved: bpf: consider that tail calls invalidate packet pointers Tail-called programs could execute any of the helpers that invalidate packet pointers. Hence, conservatively assume that each tail call invalidates packet pointers. Making...

CVE-2024-58100

CVE-2024-58100 concerns the Linux kernel BPF verifier: the changes_pkt_data property for global functions/extension programs may cause the verifier to invalidate packet pointers incorrectly when replacing a global sub-program. The referenced commits add a changes_pkt_data flag to bpf_prog_aux, se...