Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: fec: handle pagepooldevallocpages error The fecenetupdatecbd function calls pagepooldevallocpages, but it does not handle the case where NULL is returned. A WARNON!newpage message is generated, but the program still proceeds...

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: usb: gadget: ffs: Remove WARNON from functionfsbind This commit addresses an issue related to a kernel panic that occurs when paniconwarn is enabled. The issue is caused by the unnecessary use of WARNON in functionfsbind, which c...

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: dmarraycursorend: Fix to prevent releasing a faulty array block twice when using dmarraycursorend. When dmbmreadlock fails due to locking or checksum errors, it releases the faulty block implicitly, leaving an invalid output...

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: drm/amd/display: Added a check for granularity in the dml ceil/floor helpers. Why The wrapper functions for dcnbwceil2 and dcnbwfloor2 should check that granularity is non-zero, to avoid assertion errors and divide-by-zero errors...

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: iio: imu: kmx61: fixed information leakage in the triggered buffer. The “buffer” local array is used to push data to user space from a triggered buffer. However, it does not set values for inactive channels, as it only uses...

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: mm: vmscan: account for free pages to prevent infinite Loop in throttledirectreclaim The task sometimes continues looping in throttledirectreclaim because allowdirectreclaimpgdat keeps returning false. 0 ffff80002cb6f8d0 switchto...

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: RDMA/rtrs: Ensure that the ‘ibsge list’ is accessible. Move the declaration of the ‘ibsge list’ variable outside the ‘alwaysinvalidate’ block to ensure that it remains accessible for use throughout the function. Previously, th...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/tegra: Added a call to putpid. Added a call to putpid corresponding to gettaskpid. host1xmemorycontextalloc does not take ownership of the PID; therefore, we need to free it here to avoid leaks. [email protected]: reword...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Networking: dsa: mv88e6xxx: Fix –ENOENT when deleting VLANs and MST is not supported. Russell King reported that on version ZII dev rev B, deleting a bridge VLAN from a user port results in the error –ENOENT:...

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: HID: pidff: Fixed null pointer dereferencing in pidfffindfields This function triggered a null pointer dereference if it was used to search for a report that wasn’t implemented on the device. This occurred both for optional and...

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: nfsd: When trying to queue dlrecall, if the call to nfsd4runcb fails, the reference count of dlstid is not decremented. This leads to a memory leak as follows: Unreferenced object 0xffff88812067b578 size 344: Comm “nfsd”, pid 276...

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: media: streamzap: fix race between device disconnection and urb callback Syzkaller has reported a general protection fault in the function irraweventstorewithfilter. This crash occurs due to a NULL pointer dereference of the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Added a bounds check for the create lease context. A missing bounds check was added for the create lease context...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: In the bpf function, the task with pid=1 can be skipped in the sendsignalcommon function. The following kernel panic can occur when a task with pid=1 attempts to send a killing signal to itself. For more details, see 1. Kernel...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ipv4: Prevent potential spectre v1 exploits in fibmetricsmatch if !type continue; if type RTAXMAX return false; ... fival = fi-fibmetrics-metricstype - 1; Since @type is used as an array index, we need to prevent CPU speculation ...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ipv4: Prevent potential spectre v1 gadgets in ipmetricsconvert if !type continue; if type RTAXMAX return -EINVAL; ... metricstype - 1 = val; @type is used as an array index, and we need to prevent CPU speculation or risk leaking...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: EDAC/qcom: Do not pass llccdrivdata as edacdevicectlinfo’s pvtinfo. The memory for llccdrivdata is allocated by the LLCC driver. However, when it is passed as private driver information to the EDAC core, it will be freed during t...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: erofs/zmap.c: Corrected incorrect offset calculation The effective offset to be added to the length was incorrectly calculated, resulting in iomap-length being set to 0, which triggered a WARNON in iomapiterdone. This issue was...

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

In the Linux kernel, the following vulnerability has been resolved: EFI: Fixed a potential NULL dereference in efememreservepersistent. When iterating over a linked list, the result of memremap is dereferenced without checking if it is NULL. This patch adds a check that falls back to allocating a...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: kernel/irq/irqdomain.c: fixed a memory leak that occurred when using debugfslookup. When calling debugfslookup, the result must also be processed by calling dput; otherwise, memory leaks will occur over time. To simplify things,...