Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: powerpc/64s: Fixed the program check interrupt emergency stack path issue. The emergency stack path was jumping into a 3: label within the GENCOMMONBODY macro for the normal path after it had finished, rather than jumping over...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: cs35l41: Fixed an out-of-bounds access in otppackedelementt The value CS35L41NUMOTPELEM is 100, but only 99 entries are defined in the array otpmap1/2CS35L41NUMOTPELEM. This will trigger UBSAN to report a out-of-bounds...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ftrace: Fixed a use-after-free issue related to dynamic ftraceops. KASAN reported a use-after-free involving ftrace ops 1. It was discovered that perf had registered two ops with the same content, both being dynamic. After the...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: fixed a double-free in arfscreategroups. When the memory allocated by kvzalloc fails, arfscreategroups will free ft-g and return an error. However, arfscreatetable, the only function calling arfscreategroups, will hold...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/edid: In the function connectorbadedid, numblocks was read as numofext. In the commit e11f5bd8228f “drm: Add support for DP 1.4 Compliance edid corruption test”, the function connectorbadedid assumed that the memory allocated...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: nfp: flower: Fixed a potential leak in nfptunneladdsharedmac. idasimpleget returns an ID that is between min 0 and max NFPMAXMACINDEX, including both values. Therefore, NFPMAXMACINDEX 0xff is a valid ID. For the error handling...

Astra Linux – Vulnerability in Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: i2c: lpi2c: Avoid calling clkgetrate during transfer Instead of repeatedly calling clkgetrate for each transfer, lock the clock rate and cache the value. A deadlock was observed when adding the tlv320aic32x4 audio codec to the...

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

In the Linux kernel, the following vulnerability has been resolved: Networks: TLS – Avoid hanging tasks when using txlock. The syzbot reported a situation where tasks were hung. Eric explains that the adversarial receiver may keep RWIN at 0 for a long time, so we cannot guarantee progress. Thread...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v3: Error handling in gicpopulateppipartitions was fixed. The function ofgetchildbyname returns a node pointer with a refcount incremented. We should use ofnodeput on it when it is no longer needed. When kcalloc fails...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: powerpc/fixmap: Fixed the VM debug warning when unmapping a fixmap entry. The unmapping of a fixmap entry is performed by calling setfixmap, with FIXMAPPAGECLEAR as the flag. Currently, powerpc setfixmap calls mapkernelpage...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: bootmem: The vmemmap pages are removed from kmemleak when freeing the page. These pages were previously marked as part of kmemleak when allocated from a memblock. Removing them from kmemleak ensures that errors related to thes...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fixed the potential null dereference issue. The adev-dm.dc pointer can be NULL, and it may be dereferenced in amdgpudmfini without any checks. A NULL pointer check should be added before calling dcdmubsrvdestroy...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftables – A possible module reference underflow in the error path. The dst-ops field is set when nftexprclone fails, but the module reference count has not been updated yet. As a result, nftexprdestroy causes a...

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, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Staging: greybus: uart: fixed the issue where tty was used after it was freed. The user space can keep a tty open indefinitely, and tty drivers must not release the underlying structures until the last user has left. We have...

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: soc: qcom: qmiencdec: Restrict string length in decode The QMI TLV value for strings in many qmi element information structures accounts for null-terminated strings with a length of MAXLEN + 1. If a string actually has a length o...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Ice: Avoid bpfprog refcount underflow The Ice driver includes routines for managing XDP resources that are shared between the ndobpf operation and the VSI rebuild flow. The latter occurs, for example, when the user changes the...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: jbd2: Check ‘jh-btransaction’ before removing it from the checkpoint. The following process will corrupt the ext4 image: Step 1: jbd2journalcommittransaction jbd2journalinsertcheckpointjh, committransaction // Place jh into...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: iomap: added protection against concurrent truncate and underflow operations. iomap: fixed the issue where zero-padding occurred during concurrent append writes. The accounting of ioend was changed so that iosize only tracks...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: ieee802154: fixed a null dereference issue in the parse of dev addr operation. A logical error was addressed, which could lead to a null dereference if the mode is set incorrectly for the given addr type...