Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net:vxlan: Fixed a NULL dereference of ndtbl when IPv6 is disabled. When booting with the ‘ipv6.disable=1’ parameter, the ndtbl is never initialized because inet6init exits before ndiscinit is called, which is responsible for...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: dwc3 – A memory leak was fixed by using debugfslookup. When calling debugfslookup, the result must also call dput; otherwise, a memory leak will occur over time. To simplify this, simply call debugfslookupandremove, which...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ACPI: Processor: Fixed NULL-pointer dereferencing in acpiprocessorerratapiix4 In acpiprocessorerratapiix4, the pointer dev is first assigned an IDE device, and then reassigned as an ISA device: dev = pcigetsubsys...,...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: snic: A memory leak was fixed by using debugfslookup. When calling debugfslookup, the result must also call dput; otherwise, a memory leak will occur over time. To simplify things, simply call debugfslookupandremove, which...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: fotg210 – a memory leak was fixed by using debugfslookup. When calling debugfslookup, the result must also contain a call to dput; otherwise, a memory leak will occur over time. To simplify things, simply call...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dm thin: Use the pmd-root from the last transaction when commit fails. Recently, we discovered a problem with a softlockup in the dm thin pool’s btree lookup code due to corrupted metadata. Kernel panic – not syncing: Softlockup:...

Astra Linux – Vulnerability in exim4

Exim before version 4.95 has a heap-based buffer overflow for the alias list in hostnamelookup in host.c when senderhostname is set...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: PM: domains: fixed a memory leak caused by using debugfslookup. When calling debugfslookup, the result must have had dput called upon it; otherwise, memory will leak over time. To simplify things, simply call...

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

In the Linux kernel, the following vulnerability has been resolved: kernel/failfunction: fixed a memory leak that occurred when using debugfslookup. When calling debugfslookup, the result must also contain a call to dput; otherwise, a memory leak will occur over time. To simplify things, simply...

Astra Linux – Vulnerability in ntfs-3g

A properly crafted NTFS image can cause a heap-based buffer overflow in ntfs inodelookupbyname in NTFS-3G 2021.8.22...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: Do not allow CHAINID to refer to another table. When performing lookups for chains within the same batch using their IDs, a chain from a different table can be utilized. If a rule is added to a table but refe...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: Gadget: pxa25xudc: fixed a memory leak that occurred when using debugfslookup. When calling debugfslookup, the result must be processed by calling dput; otherwise, a memory leak will occur over time. To simplify things, simp...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/cxgb4: A potential null-ptr-deref issue was fixed in passestablish. If getepfromtid fails to find a non-NULL value for ep, ep will be dereferenced later, regardless of whether it is empty. This patch adds a simple sanity che...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mfd: qcom-spmi-pmic: Fix revid implementation The Qualcomm SPMI PMIC’s revid implementation is flawed in several ways. Firstly, it assumes that simply because a sibling base device has been registered, it is also bound to a drive...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: spi: spi-fsl-qspi: check return value after calling platformgetresourcebyname This issue could lead to a null-ptr-deref error if platformgetresourcebyname returns NULL. Therefore, we need to check the return value...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftsetpipapo: prevents overflow in lookup table allocation When calculating the size of the lookup table, ensure that the following multiplication does not cause an overflow: - The maximum value of desc-fieldlen is...

Astra Linux – Vulnerability in binutils

A issue was discovered in the Binary File Descriptor BFD library also known as libbfd, as distributed in GNU Binutils 2.31. An invalid memory access exists in the bfdstabsectionfindnearestline function in syms.c. Attackers could exploit this vulnerability to cause a denial of service application...

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: Issue: unittest – Fix null pointer dereferencing in ofunittestfindnodebyname Description: When kmalloc fails to allocate memory in kasprintf, name or fullname will be NULL, and strcmp will cause a null pointer dereference...

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

In the Linux kernel, the following vulnerabilities have been resolved: nilfs2: Fixed a failure to detect corruption of DAT files in BTree and direct mappings. The patch series is titled “nilfs2: Fix kernel bug at submitbhwbc”. This resolves a kernel bug reported by syzbot. Since there are two...

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

In the Linux kernel, the following vulnerability has been resolved: efivarfs: Fixed a slab-out-of-bounds issue in efivarfsdcompare. This issue was observed in kernel version 6.6 present on master as well. Bugs: - KASAN: Slab-out-of-bounds in memcmp+0x98/0xd0 - Call trace: kasancheckrange+0xe8/0x1...