bpf: Fix bpf_sk_select_reuseport() memory leak

...

kernel: sctp: Fix null-ptr-deref in reuseport_add_sock().

In the Linux kernel, the following vulnerability has been resolved: sctp: Fix null-ptr-deref in reuseportaddsock. syzbot reported a null-ptr-deref while accessing sk2-skreuseportcb in reuseportaddsock. 0 The repro first creates a listener with SOREUSEPORT. Then, it creates another listener on the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: SCTP: Fixed a nullptrderef issue in reuseportaddsock. syzbot reported a nullptrderef while accessing sk2-skreuseportcb in reuseportaddsock. 0 The repro first creates a listener with SOREUSEPORT. Then, it creates another listen...

AZL-56268 CVE-2025-21683 affecting package kernel for versions less than 5.15.180.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix bpfskselectreuseport memory leak As pointed out in the original comment, lookup in sockmap can return a TCP ESTABLISHED socket. Such TCP socket may have had SOATTACHREUSEPORTEBPF set before it was ESTABLISHED. In other...

DEBIAN-CVE-2025-21683

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix bpfskselectreuseport memory leak As pointed out in the original comment, lookup in sockmap can return a TCP ESTABLISHED socket. Such TCP socket may have had SOATTACHREUSEPORTEBPF set before it was ESTABLISHED. In other...

AZL-56333 CVE-2025-21683 affecting package kernel for versions less than 6.6.76.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix bpfskselectreuseport memory leak As pointed out in the original comment, lookup in sockmap can return a TCP ESTABLISHED socket. Such TCP socket may have had SOATTACHREUSEPORTEBPF set before it was ESTABLISHED. In other...

UBUNTU-CVE-2025-21683

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix bpfskselectreuseport memory leak As pointed out in the original comment, lookup in sockmap can return a TCP ESTABLISHED socket. Such TCP socket may have had SOATTACHREUSEPORTEBPF set before it was ESTABLISHED. In other...

CVE-2025-21683 bpf: Fix bpf_sk_select_reuseport() memory leak

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix bpfskselectreuseport memory leak As pointed out in the original comment, lookup in sockmap can return a TCP ESTABLISHED socket. Such TCP socket may have had SOATTACHREUSEPORTEBPF set before it was ESTABLISHED. In other...

SUSE CVE-2024-57903

In the Linux kernel, the following vulnerability has been resolved: net: restrict SOREUSEPORT to inet sockets After blamed commit, crypto sockets could accidentally be destroyed from RCU call back, as spotted by zyzbot 1. Trying to acquire a mutex in RCU callback is not allowed. Restrict...

DEBIAN-CVE-2024-57903

In the Linux kernel, the following vulnerability has been resolved: net: restrict SOREUSEPORT to inet sockets After blamed commit, crypto sockets could accidentally be destroyed from RCU call back, as spotted by zyzbot 1. Trying to acquire a mutex in RCU callback is not allowed. Restrict...

UBUNTU-CVE-2024-57903

In the Linux kernel, the following vulnerability has been resolved: net: restrict SOREUSEPORT to inet sockets After blamed commit, crypto sockets could accidentally be destroyed from RCU call back, as spotted by zyzbot 1. Trying to acquire a mutex in RCU callback is not allowed. Restrict...

kernel: sctp: Fix null-ptr-deref in reuseport_add_sock().

In the Linux kernel, the following vulnerability has been resolved: sctp: Fix null-ptr-deref in reuseportaddsock. syzbot reported a null-ptr-deref while accessing sk2-skreuseportcb in reuseportaddsock. 0 The repro first creates a listener with SOREUSEPORT. Then, it creates another listener on the...

kernel: sctp: Fix null-ptr-deref in reuseport_add_sock().

In the Linux kernel, the following vulnerability has been resolved: sctp: Fix null-ptr-deref in reuseportaddsock. syzbot reported a null-ptr-deref while accessing sk2-skreuseportcb in reuseportaddsock. 0 The repro first creates a listener with SOREUSEPORT. Then, it creates another listener on the...

Oracle Linux 7 / 8 : Unbreakable Enterprise kernel-container (ELSA-2024-12782)

The remote Oracle Linux 7 / 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2024-12782 advisory. - VMCI: Fix use-after-free when removing resource in vmciresourceremove David Fernandez Gonzalez Orabug: 37037205 CVE-2024-46738 - exec: Fix ToCTo...

CVE-2024-44935

...

SUSE CVE-2024-44935

In the Linux kernel, the following vulnerability has been resolved: sctp: Fix null-ptr-deref in reuseportaddsock. syzbot reported a null-ptr-deref while accessing sk2-skreuseportcb in reuseportaddsock. 0 The repro first creates a listener with SOREUSEPORT. Then, it creates another listener on the...

AZL-48246 CVE-2024-44935 affecting package kernel for versions less than 5.15.167.1-1

In the Linux kernel, the following vulnerability has been resolved: sctp: Fix null-ptr-deref in reuseportaddsock. syzbot reported a null-ptr-deref while accessing sk2-skreuseportcb in reuseportaddsock. 0 The repro first creates a listener with SOREUSEPORT. Then, it creates another listener on the...

DEBIAN-CVE-2024-44935

In the Linux kernel, the following vulnerability has been resolved: sctp: Fix null-ptr-deref in reuseportaddsock. syzbot reported a null-ptr-deref while accessing sk2-skreuseportcb in reuseportaddsock. 0 The repro first creates a listener with SOREUSEPORT. Then, it creates another listener on the...

CVE-2024-44935

In the Linux kernel, the following vulnerability has been resolved: sctp: Fix null-ptr-deref in reuseportaddsock. syzbot reported a null-ptr-deref while accessing sk2-skreuseportcb in reuseportaddsock. 0 The repro first creates a listener with SOREUSEPORT. Then, it creates another listener on the...

CVE-2024-44935

In the Linux kernel, the following vulnerability has been resolved: sctp: Fix null-ptr-deref in reuseportaddsock. syzbot reported a null-ptr-deref while accessing sk2-skreuseportcb in reuseportaddsock. 0 The repro first creates a listener with SOREUSEPORT. Then, it creates another listener on the...