Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ACPI: Processor – Check for a null return value from devmkzalloc in fchmiscsetup The devmkzalloc function may fail, and clkdata-name may be NULL. This could lead to a NULL pointer dereferencing later. rjw: Subject and changelog...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: Fixed issues with use-after-free and NULL dereferencing in smbgrantoplock. smbgrantoplock has two issues in the oplock publication sequence: 1 opinfo is linked into ci-moplist via opinfoadd before addleasegloballist is...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: idpf: Fixed the issue where the RSS LUT NULL pointer dereference occurred after a soft reset. During a soft reset, the RSS LUT is freed and not restored unless the interface is active. If an ethtool command that accesses the R...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: cgroup/dmem: Fixed a NULL pointer derefrence issue when setting the max value. The following issue was triggered: BUG: NULL pointer derefrence in the kernel; Address: 0000000000000000 PF: Supervisor read access in kernel mode...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm: bridge: dwhdmi: fixed connector access for scdc The commit 5d844091f237 “drm/scdc-helper: Pimp SCDC debugs” changed the scdc interface to retrieve an i2c adapter from a connector. However, in the case of dwhdmi, the wrong...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: raw: Fixed NULL dereference in rawgetnext. Dae R. Jeong reported a NULL dereference in rawgetnext. It seems that the reproduction test was running these sequences in parallel, so one thread was iterating over a socket that was...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/sched: flower: fix filter idr initialization The referenced commit moved the idr initialization too early in flchange, which allows concurrent users to access the filter that is still being initialized and is in an inconsiste...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommu/riscv: prevented NULL dereferencing in iovatophys. The riscviommupteFetch function returns either NULL for unmapped/never-mapped iovas, or a valid leaf PTE pointer that does not require further validation. The...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: netconsole: Avoid out-of-band OOB reads; the message is not terminated with nul. The message passed to netconsole from the console subsystem is not guaranteed to be terminated with nul. Before the recent commit 7eab73b18630...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: tee: added a overflow check in registershmhelper When special lengths are provided by the user space, registershmhelper may cause an integer overflow when calculating the number of pages covered by a given user space memory regio...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Added a NULL check for ‘replay’ in ‘edpsetreplayallowactive’. In the first if statement, we are checking whether ‘replay’ is NULL. However, in the second if statement, we do not check whether ‘replay’ is NULL aga...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: iris: Fixed NULL pointer dereferencing. A warning reported by smatch indicated a potential NULL pointer dereferencing issue, where one of the arguments to the API “irishfigen2handlesystemerror” might sometimes be null. To...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Networking: DSA: Felix: Fixed possible NULL pointer dereferencing. As a possible failure during allocation, kzalloc may return a NULL pointer. Therefore, it is better to check for ‘sgi’ to prevent the dereferencing of a NULL...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: powerpc/paprscm: Fixed the issue where elements of nvdimmeventsmap were leaking during calls to paprscmpmucheckevents, paprscmremove, and paprscmpmuregister. Additionally, the error paths in paprscmpmucheckevents were correcte...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/secretmem: fixed NULL page-mapping dereference in pageissecretmem Checked for a NULL page-mapping before dereferencing the mapping in pageissecretmem, as the page’s mapping can be nullified while gup is running, for example, b...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: PCI/AER: Avoid NULL pointer dereferencing in aerratelimit When platform firmware provides error information to the OS, for example, via the ACPI APEI GHES mechanism, it may identify a device that does not advertise an AER...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm: mxsfb: Fix NULL pointer dereference mxsfb should never dereference a NULL pointer, as drmatomicgetnewbridgestate may return such a pointer. Instead, a fixed format should be used instead...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bnxten: Fixed null pointer dereference in bnxtbstracecheckwrap. With older firmware versions, we might encounter the ASYNCEVENTCMPLEVENTIDDBGBUFPRODUCER for the FW trace data type that has not been initialized. This could lead to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mailbox: th1520: Fixed a NULL vs ISERR bug. The devmioremap function does not return error pointers; instead, it returns NULL. Updated the error checking to match this behavior...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Unallocated resources are no longer allowed to be returned. In cases where the topology requests resources that have not been created by the system since they are typically not represented in dpumdsscfg, the resource...