NFSundown

개요 NFSundownCVE-2025-38089에 대한 개념 증명Proof-of-Concept 익스플로잇입니다. NFS 서버에서 원격으로 커널 크래시를 유발할 수 있습니다. 세부 정보 원격 공격자는 특수하게 조작된 RPC 요청을 전송하여 커널 널 포인터 역참조null pointer dereference를 유발하고 커널을 크래시시킬 수 있습니다. 이는 SUNRPC 코드 경로에서 rqstp-rqacceptstatp 포인터가 부적절하게 처리되어 NULL 상태로 남고 오류 처리 분기에서 역참조되기 때문에 발생합니다. 일부 상황에서는서...

CVE-2026-93207

A flaw was found in the Linux kernel's SUNRPC Sun Remote Procedure Call component. Improper handling of credential data during the decoding process can lead to a dangling pointer, a form of memory corruption. This issue may allow a remote attacker to cause a denial of service by triggering early...

Rocky Linux 8 [CIQ] Security Update: compat-libpthread-nonshared / glibc / glibc-all-langpacks / etc Multiple Vulnerabilities (crlsa-2022_0896)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20220896 advisory. glibc: Off-by-one buffer overflow/underflow in getcwd CVE-2021-3999 glibc: Stack-based buffer overflow in svcunixcreate via long pathnames CVE-2022-23218...

Rocky Linux 10.0 [CIQ] Security Update: kernel / kernel-64k / kernel-64k-core / kernel-64k-debug / etc Multiple Vulnerabilities (crlsa-2025_18318)

The Rocky Linux 10.0 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202518318 advisory. kernel: KVM: x86/hyper-v: Skip non-canonical addresses during PV TLB flush CVE-2025-38351 kernel: sunrpc: fix client side handling of tls alerts...

Rocky Linux 10.0 [CIQ] Security Update: kernel / kernel-64k / kernel-64k-core / kernel-64k-debug / etc Multiple Vulnerabilities (crlsa-2025_16354)

The Rocky Linux 10.0 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202516354 advisory. kernel: usb: dwc3: gadget: check that event count does not exceed event buffer length CVE-2025-37810 kernel: sunrpc: fix handling of server side tls...

Rocky Linux 8 [CIQ] Security Update: kernel-rt / kernel-rt-core / kernel-rt-debug / kernel-rt-debug-core / etc (crlsa-2021_3440)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20213440 advisory. kernel: slab-out-of-bounds access in xdrsetpagebase in net/sunrpc/xdr.c CVE-2021-38201 Tenable has extracted the preceding description block directly from the CIQ...

Rocky Linux 10.0 [CIQ] Security Update: kernel / kernel-64k / kernel-64k-core / kernel-64k-debug / etc Multiple Vulnerabilities (crlsa-2025_11428)

The Rocky Linux 10.0 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202511428 advisory. kernel: media: uvcvideo: Remove dangling pointers CVE-2024-58002 kernel: media: uvcvideo: Fix double free in error path CVE-2024-57980 kernel: wifi:...

Rocky Linux 9 [CIQ] Security Update: kernel / kernel-64k / kernel-64k-core / kernel-64k-debug / etc Multiple Vulnerabilities (crlsa-2025_11411)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202511411 advisory. kernel: media: uvcvideo: Remove dangling pointers CVE-2024-58002 kernel: sunrpc: handle SVCGARBAGE during svc auth processing as auth error CVE-2025-38089...

ROS-20260929-73-0192

The vulnerability of the gssreadproxyverf function in the net/sunrpc/authgss/svcauthgss.c module of the Linux kernel is related to pointer manipulation. Exploiting this vulnerability could allow a remote attacker to cause a service failure...

Linux Distros Unpatched Vulnerability : CVE-2026-93207

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - SUNRPC: Zero rpcgsswirecred at svcauthgssdecodecredbody entry svcauthgssdecodecredbody writes the caller's rpcgsswirecred field by field and assigns gcctx.len...

SUSE CVE-2026-93207

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Zero rpcgsswirecred at svcauthgssdecodecredbody entry svcauthgssdecodecredbody writes the caller's rpcgsswirecred field by field and assigns gcctx.len only on the success tail. The caller storage is svcdata-clcred, which...

CVE-2026-93207

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Zero rpcgsswirecred at svcauthgssdecodecredbody entry svcauthgssdecodecredbody writes the caller's rpcgsswirecred field by field and assigns gcctx.len only on the success tail. The caller storage is svcdata-clcred, which...

DEBIAN-CVE-2026-93207

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Zero rpcgsswirecred at svcauthgssdecodecredbody entry svcauthgssdecodecredbody writes the caller's rpcgsswirecred field by field and assigns gcctx.len only on the success tail. The caller storage is svcdata-clcred, which...

UBUNTU-CVE-2026-93207

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Zero rpcgsswirecred at svcauthgssdecodecredbody entry svcauthgssdecodecredbody writes the caller's rpcgsswirecred field by field and assigns gcctx.len only on the success tail. The caller storage is svcdata-clcred, which...

CVE-2026-93207 SUNRPC: Zero rpc_gss_wire_cred at svcauth_gss_decode_credbody() entry

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Zero rpcgsswirecred at svcauthgssdecodecredbody entry svcauthgssdecodecredbody writes the caller's rpcgsswirecred field by field and assigns gcctx.len only on the success tail. The caller storage is svcdata-clcred, which...

CVE-2026-93207

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Zero rpcgsswirecred at svcauthgssdecodecredbody entry svcauthgssdecodecredbody writes the caller's rpcgsswirecred field by field and assigns gcctx.len only on the success tail. The caller storage is svcdata-clcred, which...

CVE-2026-93207 SUNRPC: Zero rpc_gss_wire_cred at svcauth_gss_decode_credbody() entry

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Zero rpcgsswirecred at svcauthgssdecodecredbody entry svcauthgssdecodecredbody writes the caller's rpcgsswirecred field by field and assigns gcctx.len only on the success tail. The caller storage is svcdata-clcred, which...

EUVD-2026-85936

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Zero rpcgsswirecred at svcauthgssdecodecredbody entry svcauthgssdecodecredbody writes the caller's rpcgsswirecred field by field and assigns gcctx.len only on the success tail. The caller storage is svcdata-clcred, which...

CVE-2026-93207

The Linux kernel is affected by a SUNRPC vulnerability where the svcauth_gss_decode_credbody() function fails to properly clear the rpc_gss_wire_cred field before decoding. Because this storage is reused across requests, early decode failures leave partially decoded states mixed with residues fro...

CVE-2026-93207: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Zero rpcgsswirecred at svcauthgssdecodecredbody entry svcauthgssdecodecredbody writes the caller's rpcgsswirecred field by field and assigns gcctx.len only on the success tail. The caller storage is svcdata-clcred, which...