USN-8851-3: Linux kernel (Azure) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Network file system NFS server daemon; - IPv6 networking; - Netfilter; CVE-2025-38724, CVE-2026-53131, CVE-2026-532...

CVE-2022-30136

CVE-2022-30136 Windows Network File System Remote exploit DoS PoC PoC: https://github.com/fortra/CVE-2022-30136 Details: https://www.coresecurity.com/core-l...136-windows-network-file-system-vulnerability Affected Products : Windows servers 2016, 2019...

CVE-2022-22029-NFS-Server-

Windows 네트워크 파일 시스템 원격 코드 실행 취약점CVE-2022-22039 이 취약점을 성공적으로 악용하려면 공격자가 경쟁 조건race condition에서 성공해야 합니다. 인증되지 않은 정교하게 구성된 호출을 네트워크 파일 시스템NFS 서비스에 수행하면 네트워크를 통해 원격으로 이 취약점을 악용할 수 있습니다. 완화Mitigation란 기본 상태로 존재하는 설정, 일반적인 구성 또는 일반 모범 사례로, 취약점 악용의 심각성을 줄일 수 있는 것을 말합니다. 다음 완화 요소가 상황에 따라 도움이 될 수 있습니다: 이...

CVE-2022-26937

Windows 네트워크 파일 시스템 크래시 PoC CVE-2022-26937 nt!KeBugCheckEx: fffff8038996efa0 48894c2408 mov qword ptr rsp+8,rcx ss:0018:ffffd000d589ae60=0000000000000139 1: kd !analyze -v Bugcheck Analysis KERNELSECURITYCHECKFAILURE 139 A kernel component has corrupted a critical data structure. The corruption...

USN-8864-1: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Network file system NFS server daemon; - IPv6 networking; - Netfilter; CVE-2025-38724, CVE-2026-53131, CVE-2026-532...

USN-8864-1 linux, linux-aws, linux-fips, linux-kvm, linux-lts-xenial vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Network file system NFS server daemon; - IPv6 networking; - Netfilter; CVE-2025-38724, CVE-2026-53131, CVE-2026-532...

USN-8819-1: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Network file system NFS server daemon; - IPv6 networking; - Netfilter; CVE-2025-38724, CVE-2026-53131, CVE-2026-532...

USN-8819-1 linux, linux-hwe, linux-kvm vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Network file system NFS server daemon; - IPv6 networking; - Netfilter; CVE-2025-38724, CVE-2026-53131, CVE-2026-532...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: NFSv4/pNFS: The NFSINOLAYOUTCOMMIT field was cleared in pnfsmarklayoutstateidInvalidial. This fix prevents a crash occurring when the layout is null during this call stack: write inode - nfs4write inode - pnfslayoutcommit inode...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nfsd: never defer requests during idmap lookup During the decoding of v4 request compound arguments, certain operations e.g., SETATTR can trigger idmap lookup upcalls. When the responses to these upcalls are delayed beyond the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFS: Avoid writeback threads getting stuck in mempoolalloc In situations with low memory availability, allow the NFS writeback code to fail without getting stuck in infinite loops in mempoolalloc...

Astra Linux – Vulnerability in u-boot

A issue was discovered in Das U-Boot during the period from 2019.07. There is a stack-based buffer overflow in the nfshandler reply helper function: nfsumountallreply...

Astra Linux – Vulnerability in u-boot

A issue was discovered in Das U-Boot during the period from 2019.07. There is an unbounded memcpy operation with a failed length check at nfsreadreply, when calling storeblock in the NFSv2 case...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFS: Fixed an error in nfsdautomount When mounting from an NFSv4 reference, path-dentry may end up being a negative dentry. Therefore, the struct nfsserver structure is derived from the dentry itself instead...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: NFSv4: A memory leak has been fixed in nfs4setsecuritylabel. We encounter a memory leak whenever we set a security xattr, which involves accessing nfsfattr and nfs4label...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: NFSv4.0: A use-after-free issue was fixed in the asynchronous open function. Yang Erkun reported that when two threads open files at the same time and are forced to abort before a response is received, the call to nfsreleaseseqid...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.10, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: NFS: A race condition during the update of an existing write request has been fixed. After the nfslockandjoinrequests function checks whether the request is still attached to the mapping, nothing prevents a call to nfs...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: NFS: Fixed a use-after-free in nfs4initclient. KASAN reported a use-after-free when attempting to mount two different exports through two different NICs that belong to the same server. Olga was able to exploit this issue with...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: NFS: Fixed an incorrect limit in the filelayoutdecodelayout function. The value of “sizeofstruct nfsfh” is two bytes too large, which could lead to memory corruption. The correct value should be NFSMAXFHSIZE, as that is the si...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFSD: Fixed the behavior of the READ operation near OFFSETMAX. Dan Aloni reports: Due to commit 8cfb9015280d “NFS: Always provide aligned buffers to RPC read layers” on the client, a read of 0xfff is aligned up to the server’s...