Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: xsk: Added a missing overflow check in xdpumemreg. The number of chunks can exceed the range of u32. Ensure that the value -EINVAL is returned in case of an overflow. Additionally, removed a redundant u32 cast when assigning...

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 ntfs-3g

A properly crafted NTFS image can lead to a out-of-bounds read, caused by an invalid attribute in ntfsattrfindinattrdef, in NTFS-3G 2021.8.22...

Astra Linux – Vulnerability in busybox

The decompressgunzip.c file in BusyBox contains an issue where version 1.32.1 improperly handles the error bit associated with the huftbuild result pointer. This results in an invalid free operation or segmentation fault due to malformed gzip data...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: uvcvideo: Handling cameras with invalid descriptors If the source entity does not contain any pads, do not create a link...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: fixed a chunk map leak in btrfsmapblock after btrfschunkmapnumcopies. Fixed a chunk map leak in btrfsmapblock: if we return early with -EINVAL, we are not freeing the chunk map that we just looked up...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/rxe: Returns a CQE error if an invalid lkey is provided. In RXE, there is a lack of update of the WQE status in cases of LOCALwrite failures. This caused the following kernel panic if someone performed an atomic operation...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: idpf: fixed the PREEMPTRT raw/bh spinlock nesting issue for async VC handling The code has been changed to use a local lock instead of the raw spinlock provided by the completion structure in the idpfvcxn struct. This conversion ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tty: fixed an out-of-bounds access in ttydriverlookuptty When an invalid console= device is specified, such as console=tty3270, ttydriverlookuptty returns the tty struct without checking whether the index is a valid number. To...

Astra Linux – Vulnerability in Qemu

An infinite loop flaw was discovered in the e1000 NIC emulator of QEMU. This issue occurs when processing transmit tx descriptors in processtxdesc, especially if various descriptor fields are initialized with invalid values. This flaw allows a guest to consume CPU cycles on the host, resulting in...

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: iavf: Fix use-after-free in freenetdev We do netifnapiadd for all allocated qvectors, but potentially do netifnapidel for part of them, then kfree qvectors and leave invalid pointers at dev-napilist. Reproducer: root@host cat...

Astra Linux – Vulnerability in PHP 7.3

In PHP 8.0.X before 8.0.28, 8.1.X before 8.1.16, and 8.2.X before 8.2.3, the passwordverify function may accept some invalid Blowfish hashes as valid. If such invalid hashes end up in the password database, it may allow an application to accept any password for that entry as valid...

Astra Linux – Vulnerability in Heimdal, Samba

Before version 7.7.1, Heimdal allowed remote attackers to execute arbitrary code due to an invalid free operation in the ASN.1 codec used by the Key Distribution Center KDC...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nfs/blocklayout: Do not attempt unregistration for invalid block devices Since the commit d869da91cccb “nfs/blocklayout: Fix premature PR key unregistration”, unmounting a pNFS SCSI-layout-enabled NFS may cause a NULL blockdevice...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Regulator: da9121: Fixed an issue where uninit-value was used in da9121assignchipmodel. KASAN report: A out-of-bounds error occurred in regmapinit. BUG: KASAN: Out-of-bounds access in regmapinit, drivers/base/regmap/regmap.c:841....

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

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: Fixed a kernel panic that occurs when the host sends an invalid H2C PDU length. If the host sends an H2CData command with an invalid DATAL value, the kernel may crash in the nvmettcpbuildpduiovec function. The...

Astra Linux – Vulnerability in Thunderbird

If a Thunderbird user has previously imported Alice’s OpenPGP key, and Alice has extended the validity period of her key, but Alice’s updated key has not yet been imported, an attacker may send an email containing a crafted version of Alice’s key with an invalid subkey. In this case, Thunderbird...

Astra Linux – Vulnerability in PHP 7.3

In PHP versions 7.3.x below 7.3.26, 7.4.x below 7.4.14, and 8.0.0, when validating URLs using functions like filtervar$url, FILTERVALIDATEURL, PHP will accept a URL with an invalid password as a valid URL. This may cause functions that rely on the validity of URLs to misinterpret the URL and...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: bpf: Do not redirect packets with invalid pktlen Syzbot identified an issue 1: the fqcodel Drop function attempts to drop a flow without any SKBs, that is, when flow-head is null. The root cause, as described in 2, is that the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommu/mediatek: Fixed NULL pointer dereferencing when printing devname When larbdev is NULL in the case I encountered, the node is incorrectly set as iommu = &iommu NUM, it will cause devicelinkadd to fail and the kernel to crash...