Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: - clk: tegra20: Fixed a refcount leak in tegra20clockinit. - offindmatchingnode returns a node pointer with a refcount incremented. We should use ofnodeput on it when there is no longer a need for it. - Added the missing...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: media: xilinx: vipp: The refcount leak in xvipgraphdmainit has been fixed. The function ofgetchildbyname now returns a node pointer with a refcount incremented. We should use ofnodeput on it when there is no longer a need for it...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu: Fixed the refcount leak in armsmmudevice when armsmmurpmget fails. The armsmmurpmget function invokes pmruntimegetsync, which increases the refcount of “smmu”. This occurs even though the return value is less than...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFSv4.2: fixed reference count leaks in nfs42proccopynotify. You don’t often receive emails from [email protected]. Learn why this is important at http://aka.ms/LearnAboutSenderIdentification. The reference counting issue...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: qrtr: A refcount bug was fixed in qrtrrecvmsg. Syzbot reported the following bugs: refcountt: Addition of 0; use-after-free. … RIP: 0010:refcountwarnsaturate+0x17c/0x1f0 lib/refcount.c:25 … Call Trace: refcountadd –...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: irqchip/realtek-rtl: The refcount leak in mapinterrupts has been fixed. The offindnodebyphandle function returns a node pointer with a incremented refcount. We should use ofnodeput on it when there is no longer a need for it. Thi...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: devlink: fixed the netns refcount leak in devlinknlcmdreload. While preparing my patch series that includes netns refcount tracking, I discovered bugs in devlinknlcmdreload. Some error paths failed to release the refcount...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/meson: encodercvbs: Fixed a reference count leak in mesonencodercvbsinit. In the function ofgraphgetremotenode, the remote device nodepointer is returned with a incremented reference count. We should use ofnodeput on it after...

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: bpf, sockmap: Fixed the race condition involving skb after locking changes. There is a race condition where the skb from the skpsockbacklog can be referenced after the user-space side has already consumed the skbuff using...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: 9p: Fixed the fid refcount leak in v9fsvfsatomicopendotl. We need to release the directory fid if we fail during the open operation. This fixes the issue where fid leaks occurs with xfstests generic 531...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: atmel: Fixed error handling in sam9x5wm8731driverprobe The devicenode pointer is returned by ofparsephandle, with the refcount incremented. We should use ofnodeput on it after that operation. This function only calls...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix for double execution of the request. If a netfs request completes during the pause loop, the reference belonging to the INPROGRESS flag will be removed at that point. However, if the request proceeds to the final wait...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: Fix refcount leak in tidra7xbarrouteallocate. The ofparsephandle function returns a node pointer with a refcount incremented. We should use ofnodeput on it when it is no longer needed. Add the missing ofnodeput cal...

Astra Linux – Vulnerability in Linux

A vulnerability was discovered in the Linux kernel, where a reference count leak occurs in the llcpsockbind function, leading to a use-after-free condition. This could result in privilege escalation...

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

In the Linux kernel, the following vulnerabilities have been resolved: nfs: fixed UAF in direct writes In production, we have been encountering the following warnings consistently: ------------ cut here ------------ refcountt: underflow; use-after-free. WARNING: CPU: 17 PID: 1800359 at...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: nfsd: Cleanup of potential nfsdfile refcount leaks in the COPY code path. There are two different versions of the nfsd4copy structure. One is embedded within the compound structure and is used directly in synchronous copies. T...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: - clk: tegra: Fixed a refcount leak in tegra210clockinit. - offindmatchingnode returns a node pointer with a refcount incremented. We should use ofnodeput on it when there is no longer a need for it. - Added ofnodeput to avoid...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: Watchdog: ts4800wdt: Fixed the refcount leak in ts4800wdtprobe. ofparsephandle returns a node pointer with a refcount incremented; we should use ofnodeput on it after processing. Add ofnodeput for all missing execution paths...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: fsl: Fixed a reference count leak in imxsgtl5000probe. The function offindi2cdevicebynode takes a reference; in error-prone paths, we should call putdevice to release that reference, thereby avoiding a reference...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: irqchip/apple-aic: A refcount leak was fixed in aicoficinit. ofgetchildbyname returns a node pointer with a refcount incremented. We should use ofnodeput on it when there is no longer a need for it. Add the missing ofnodeput...