Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: Prevention of division by zero The user can set any speed value. If the speed is greater than UINTMAX/8, a division by zero is possible. Found by the Linux Verification Center linuxtesting.org with SVACE...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: bpf, testrun: Fixed an use-after-free issue in ethskbpkttype. KMSAN reported a use-after-free issue in ethskbpkttype1. The cause of the issue was that ethskbpkttype accessed data from skb that did not contain an Ethernet heade...

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: Clearing aclaccess/acldefault after releasing them If the attempt to get acldefault fails, aclaccess and acldefault will be released simultaneously. However, aclaccess will still retain a pointer pointing to the released...

Astra Linux – Vulnerability in Apache2

A substitution encoding issue in modrewrite in Apache HTTP Server 2.4.59 and earlier allows attackers to execute scripts in directories permitted by the configuration, but these directories are not directly accessible via URLs. Additionally, the source of scripts intended for execution only as CG...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rpmsg: char: Fixed a race condition between the release of rpmsgctrldev and cdev The struct rpmsgctrldev contains a struct cdev. The current code releases the rpmsgctrldev struct in rpmsgctrldevreleasedevice, but the cdev is a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/ucma: Protects mc during concurrent multicast leaves. The commit mentioned in the “Fixes” section has been partially reverted to ensure that the allocation and erasure of multicast structures are locked. BUG: KASAN:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: mm/memory-failure: fixed handling of dissolved but not removed from buddy pages. When I conducted memory failure tests recently, the following panic occurred: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net/sched: schets: do not remove idle classes from the round-robin list Shuang reported that the following scripts cause issues when executed: 1 tc qdisc add dev ddd0 handle 10: parent 1: ets bands 8 strict 4 priomap 7 7 7 7 7...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: netlink: afnetlink: Added a check on the len parameter to prevent empty skb objects. This prevents a division error in the netemenqueue function, which occurs when skb-len=0 and skb-datalen=0 during the randomized corruption...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: igbvf: fixed a double-free in igbvfprobe. In igbvfprobe, if registernetdev fails, the program will proceed to label errhwinit, and then to label errioremap. In freenetdev, which occurs just below label errioremap, there are...

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

In the Linux kernel, the following vulnerabilities have been resolved: nsh: Added restoration of skb-protocol, data, macheader for the outer header in nshgsosegment. The syzbot exploited various vulnerabilities by using a crafted GSO packet for VIRTIONETHDRGSOUDP that included the following...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: btrfs: fixed a crash that occurred during racing fsync and size-extending writes to prealloc. We have observed crashes occurring due to duplicate keys in btrfssetitemkeysafe: BTRFS critical device vdb: slot 4 key 450 108 8192 new...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries/vas: Added a close callback in the vasvmops structure. The VMA address is saved in the VAS window structure when the paste address is mapped. This VMA address is used during migration to unmap the paste address if...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fixed soft lockups in fib6selectpath under high next hop changes. Soft lockups were observed on a cluster of Linux-based edge routers located in a highly dynamic environment. Using the bird service, these routers continuous...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/atmel-hlcdc: fixed the issue where “drmcrtccommit” was used after release. The atmelhlcdcplaneatomicduplicatestate callback was copying the atmelhlcdcplane state structure without properly duplicating the drmplanestate...

Astra Linux – Vulnerability in Python 3.7

A flaw was discovered in Python. In algorithms with quadratic time complexity that use non-binary bases, when using int“text”, a system may take 50 milliseconds to parse an int string with 100,000 digits, and 5 seconds for strings with 1,000,000 digits. Functions like float, decimal, int.frombyte...

Astra Linux – Vulnerability in openjpeg2

A flaw was discovered in OpenJPEG’s encoder. This flaw allows an attacker to provide specially crafted x,y offset inputs to OpenJPEG during encoding. The greatest threat of this vulnerability is to confidentiality, integrity, and system availability...

Astra Linux – Vulnerability in imagemagick

A flaw was discovered in ImageMagick in versions prior to 7.0.11 and prior to 6.9.12. In these versions, a division by zero in the WaveImage function of MagickCore/visual-effects.c could lead to undefined behavior when a malicious image file was submitted to an application that used ImageMagick...

Astra Linux – Vulnerability in imagemagick

A divide-by-zero flaw was discovered in ImageMagick versions 6.9.11-57 and 7.0.10-57, located in the gem.c file. This flaw allows an attacker to submit a crafted file processed by ImageMagick, causing undefined behavior due to a division by zero. The greatest threat of this vulnerability is to...

Astra Linux – Vulnerability in openjpeg2

There is a flaw in the src/lib/openjp2/pi.c file of openjpeg in versions prior to 2.4.0. If an attacker can provide untrusted input to openjpeg’s conversion/encoding functionality, they could cause an out-of-bounds read. The most significant impact of this flaw is the application’s availability...