CVE-2022-49362

In the Linux kernel, the following vulnerability has been resolved: NFSD: Fix potential use-after-free in nfsdfileput nfsdfileputnoref can free @nf, so don't dereference @nf immediately upon return from nfsdfileputnoref...

CVE-2022-49279 NFSD: prevent integer overflow on 32 bit systems

In the Linux kernel, the following vulnerability has been resolved: NFSD: prevent integer overflow on 32 bit systems On a 32 bit system, the "len sizeofp" operation can have an integer overflow...

CVE-2022-49280 NFSD: prevent underflow in nfssvc_decode_writeargs()

In the Linux kernel, the following vulnerability has been resolved: NFSD: prevent underflow in nfssvcdecodewriteargs Smatch complains: fs/nfsd/nfsxdr.c:341 nfssvcdecodewriteargs warn: no lower bound on 'args-len' Change the type to unsigned to prevent this issue...

CVE-2022-49279

In the Linux kernel, the following vulnerability has been resolved: NFSD: prevent integer overflow on 32 bit systems On a 32 bit system, the "len sizeofp" operation can have an integer overflow...

CVE-2022-49280 NFSD: prevent underflow in nfssvc_decode_writeargs()

In the Linux kernel, the following vulnerability has been resolved: NFSD: prevent underflow in nfssvcdecodewriteargs Smatch complains: fs/nfsd/nfsxdr.c:341 nfssvcdecodewriteargs warn: no lower bound on 'args-len' Change the type to unsigned to prevent this issue...

CVE-2022-49280 NFSD: prevent underflow in nfssvc_decode_writeargs()

In the Linux kernel, the following vulnerability has been resolved: NFSD: prevent underflow in nfssvcdecodewriteargs Smatch complains: fs/nfsd/nfsxdr.c:341 nfssvcdecodewriteargs warn: no lower bound on 'args-len' Change the type to unsigned to prevent this issue...

CVE-2022-49279

CVE-2022-49279 targets the Linux kernel NFSD on 32-bit systems, where the operation len * sizeof(*p) can overflow, potentially causing kernel instability (A high impact/DoS) with local attack capability. Public advisories (Astra Linux, Tencent Linux, etc.) discuss the 32‑bit overflow and show tha...

CVE-2022-49280

Summary of CVE-2022-49280 (Linux kernel) : Affected component is NFSD in the Linux kernel, specifically nfssvc_decode_writeargs(). The root cause was an underflow risk from treating a length as signed, allowing an issue where args->len had no lower bound. The fix implemented across sources is ...

CVE-2022-49280

In the Linux kernel, the following vulnerability has been resolved: NFSD: prevent underflow in nfssvcdecodewriteargs Smatch complains: fs/nfsd/nfsxdr.c:341 nfssvcdecodewriteargs warn: no lower bound on 'args-len' Change the type to unsigned to prevent this issue...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nfsd: returns -EINVAL when namelen is 0 When we have a corrupted main.sqlite file in /var/lib/nfs/nfsdcld/, it may result in namelen being 0, which will cause memdupuser to return ZEROSIZEPTR. When we access the name.data that ha...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nfsd: Calling cacheput when xdrreservespace returns NULL If there is not enough buffer space available, but idmaplookup triggers lookupfn, which calls cacheget and returns successfully. In this case, we fail to call cacheput, whi...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: nfsd: fixed the issue where a leak occurred during nfs4openowner when nfsd4open was performed concurrently. The action force umount-f operation attempts to terminate all rpctask. However, the umount operation may fail if some...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nfsd: Ensure that exp remains active before calling svcexportshow. The function eshow was called with protection from RCU. This only ensures that exp will not be freed. As a result, the reference count of exp can drop to zero,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nfsd: map the EBADMSG to nfserrio to avoid warning Ext4 will throw -EBADMSG through ext4readdir when a checksum error occurs, resulting in the following WARNING. Fix it by mapping EBADMSG to nfserrio. nfsdbufferedreaddir iterated...

Azure Linux 3.0 Security Update: kernel (CVE-2024-42078)

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-2024-42078 advisory. - In the Linux kernel, the following vulnerability has been resolved: nfsd: initialise nfsdinfo.mutex early...

Important: kernel-livepatch-6.1.115-126.197

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: fix timer use-after-free on failed mount CVE-2024-49960 In the...

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-livepatch-5.10.228-219.884

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix slab-use-after-free in gfs2qddealloc CVE-2023-52760 In the Linux kernel, the following vulnerability has been resolved: gpiolib: cdev: Fix use after free in lineinfochangednotify CVE-2024-36899 In the...

Important: kernel-livepatch-5.10.227-219.884

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix slab-use-after-free in gfs2qddealloc CVE-2023-52760 In the Linux kernel, the following vulnerability has been resolved: gpiolib: cdev: Fix use after free in lineinfochangednotify CVE-2024-36899 In the...

Important: kernel-livepatch-5.10.230-223.885

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix slab-use-after-free in gfs2qddealloc CVE-2023-52760 In the Linux kernel, the following vulnerability has been resolved: gpiolib: cdev: Fix use after free in lineinfochangednotify CVE-2024-36899 In the...