CVE-2025-21781

CVE-2025-21781 is a memory-safety crash in the Batman-adv networking module of the Linux kernel. The issue stems from improper reference counting for batman-adv objects during interface removal, which can lead to a crash when a soft interface goes away before ongoing work completes (notably durin...

CVE-2025-21823: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: batman-adv: Drop unmanaged ELP metric worker The ELP worker needs to calculate new metric values for all neighbors "reachable" over an interface. Some of the used metric sources require locks which might need to sleep. This sleep...

CVE-2025-21781: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: batman-adv: fix panic during interface removal Reference counting is used to ensure that batadvhardifneighnode and batadvhardiface are not freed before/during batadvvelpthroughputmetricupdate work is finished. But there isn't a...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from batman-adv not handling reference counting correctly during interface removal, which could lead to a crash...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: batman-adv: Bypass of empty buckets in batadvpurgeorigref Many syzbot reports point to soft lockups in batadvpurgeorigref 1 The root cause is unknown, but we can avoid spending too much time on this issue and potentially obtain...

The vulnerability of the batman-adv component in the Linux operating system, which allows a hacker to cause a service failure.

The vulnerability of the dropmonitor component in the Linux operating system’s kernel is related to improper locking mechanisms. Exploiting this vulnerability can allow an attacker to cause a service failure...

The vulnerability of the batman-adv component in the Linux operating system, which allows a hacker to cause a service failure.

The vulnerability of the batman-adv component in the Linux operating system is related to improper error handling. Exploiting this vulnerability can allow an attacker to cause a service failure...

OracleVM 3.4 : kernel-uek (OVMSA-2024-0011)

The remote OracleVM system is missing necessary patches to address security updates: 4.1.12-124.89.4- isdn: mISDN: netjet: Fix crash in njprobe: Zheyu Ma Orabug: 36940405 CVE-2021-47284- tracing: Restructure traceclockglobal to never block Steven Rostedt VMware Orabug: 36940388 CVE-2021-46939- ud...

Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2024-12606)

The remote Oracle Linux 6 / 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2024-12606 advisory. - isdn: mISDN: netjet: Fix crash in njprobe: Zheyu Ma Orabug: 36940405 CVE-2021-47284 - tracing: Restructure traceclockglobal to never block Steve...

The vulnerability of the batman-adv component in the Linux operating system, which allows a hacker to cause a service failure.

The vulnerability of the batman-adv component in the Linux operating system is related to errors in infinite loops when attempting to change the size of the local TT. Exploiting this vulnerability can allow an attacker to cause a service failure...

USN-6938-1: Linux kernel vulnerabilities

It was discovered that the device input subsystem in the Linux kernel did not properly handle the case when an event code falls outside of a bitmap. A local attacker could use this to cause a denial of service system crash. CVE-2022-48619 黄思聪 discovered that the NFC Controller Interface NCI...

CVE-2024-40981

In the Linux kernel, the following vulnerability has been resolved: batman-adv: bypass empty buckets in batadvpurgeorigref Many syzbot reports are pointing to soft lockups in batadvpurgeorigref 1 Root cause is unknown, but we can avoid spending too much time there and perhaps get more interesting...

SUSE CVE-2024-40981

In the Linux kernel, the following vulnerability has been resolved: batman-adv: bypass empty buckets in batadvpurgeorigref Many syzbot reports are pointing to soft lockups in batadvpurgeorigref 1 Root cause is unknown, but we can avoid spending too much time there and perhaps get more interesting...

CVE-2024-40981

In the Linux kernel, the following vulnerability has been resolved: batman-adv: bypass empty buckets in batadvpurgeorigref Many syzbot reports are pointing to soft lockups in batadvpurgeorigref 1 Root cause is unknown, but we can avoid spending too much time there and perhaps get more interesting...

DEBIAN-CVE-2024-40981

In the Linux kernel, the following vulnerability has been resolved: batman-adv: bypass empty buckets in batadvpurgeorigref Many syzbot reports are pointing to soft lockups in batadvpurgeorigref 1 Root cause is unknown, but we can avoid spending too much time there and perhaps get more interesting...

CVE-2024-40981

In the Linux kernel, the following vulnerability has been resolved: batman-adv: bypass empty buckets in batadvpurgeorigref Many syzbot reports are pointing to soft lockups in batadvpurgeorigref 1 Root cause is unknown, but we can avoid spending too much time there and perhaps get more interesting...

UBUNTU-CVE-2024-40981

In the Linux kernel, the following vulnerability has been resolved: batman-adv: bypass empty buckets in batadvpurgeorigref Many syzbot reports are pointing to soft lockups in batadvpurgeorigref 1 Root cause is unknown, but we can avoid spending too much time there and perhaps get more interesting...

CVE-2024-40981 batman-adv: bypass empty buckets in batadv_purge_orig_ref()

In the Linux kernel, the following vulnerability has been resolved: batman-adv: bypass empty buckets in batadvpurgeorigref Many syzbot reports are pointing to soft lockups in batadvpurgeorigref 1 Root cause is unknown, but we can avoid spending too much time there and perhaps get more interesting...

CVE-2024-40981

CVE-2024-40981 – Linux kernel batman-adv : The vulnerability centers on batman-adv’s originator handling in batadv_purge_orig_ref(), where empty buckets can lead to soft lockups (CPU 0 stuck for long periods). The root cause is not publicly disclosed in the provided documents, but the fix is desc...

CVE-2024-40981 batman-adv: bypass empty buckets in batadv_purge_orig_ref()

In the Linux kernel, the following vulnerability has been resolved: batman-adv: bypass empty buckets in batadvpurgeorigref Many syzbot reports are pointing to soft lockups in batadvpurgeorigref 1 Root cause is unknown, but we can avoid spending too much time there and perhaps get more interesting...