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: kprobes: Fixed a possible use-after-free issue during kprobe registration. When unloading a module, its state changes from MODULESTATELIVE to MODULESTATEGOING, and then to MODULESTATEUNFORMED. Each of these changes takes some...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tpm: acpi: Calling acpiputtable to fix a memory leak. The size of the event log area is obtained from the TPM2 or TCPA table. Therefore, we call acpigettable to retrieve ACPI information. However, acpigettable should be used in...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: Lock wiphy in cfg80211getstation Wiphy should be locked before calling rdevgetstation see the lockdep assertion in ieee80211getstation. This fix resolves the following kernel NULL dereference: Unable to handle a...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: virtio-gpu: A missing check was fixed to avoid NULL dereferencing. cacheent could potentially be set to NULL inside virtiogpucmdgetcapset, which could lead to a NULL dereferencing due to its recent use i.e., ptr =...

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

A race condition was detected in the Linux kernel’s media/xc4000 device driver, specifically in the xc4000getfrequency function. This can lead to a return value overflow issue, potentially causing malfunctions or denial-of-service problems...

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: EDAC/bluefield: Fixed potential integer overflows. The 64-bit argument for the “get DIMM info” SMC call consists of memctrlidx, which is left-shifted by 16 bits and OR-ed with the DIMM index. Since memctrlidx is defined as a 32-b...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: tee: amdtee: fixed an issue where ISERR returned NULL instead of an error pointer. The getfreepages function no longer returns error pointers; it now returns NULL. Therefore, this condition needs to be corrected to prevent NUL...

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

In the Linux kernel, the following vulnerabilities have been resolved: Firewire: nosy – Ensure that the userlength is taken into account when retrieving packet contents. Ensure that packetbufferget respects the userlength provided. If the length of the header packet exceeds the userlength,...

Astra Linux – Vulnerability in OpenSSL

Issue summary: Calling the PKCS12getfriendlyname function on a maliciously crafted PKCS12 file with a BMPString UTF-16BE friendly name containing non-ASCII BMP code points can trigger a one-byte write before the allocated buffer. This out-of-bounds write can cause memory corruption, potentially...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: tls: Use skdstget and dstdevrcu in getnetdevforsock. getnetdevforsock is called during setsockopt, so it’s not under RCU. Using skdstgetsk-dev could trigger a Use-After-Free UAF error. Let’s use skdstget and dstdevrcu...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: fixed a refcount bug in skpsockget2. Syzkaller reported the refcount bug as follows: ------------ cut here ------------ refcountt: saturated; memory was leaking. WARNING: CPU: 1 PID: 3605 at lib/refcount.c:19...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: gpio/rockchip: fixed the refcount leak in rockchipgpiolibregister The node returned by ofgetparent, where the refcount is incremented, needs to be called when it is no longer used. Therefore, this issue should be added at the...

Astra Linux – Vulnerability in Zabbix

The Zabbix Agent 2 item key “smart.disk.get” does not sanitize its parameters before passing them to a shell command, which may lead to a vulnerability for remote code execution...

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

In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent possible NULL dereference in rt6probe syzbot caught a NULL dereference in rt6probe 1 Bail out if in6devget returns NULL. 1 Oops: general protection fault, probably for non-canonical address 0xdffffc00000000cb: 0000 ...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: Net layer: dsa: fixed a crash if -getssetcount fails. If ds-ops-getssetcount fails, then the “count” value is a negative error code, such as -EOPNOTSUPP. Since “i” is a unsigned int, the negative error code is type-promoted to a...

Astra Linux – Vulnerability in ffmpeg

There is a heap-based Buffer Overflow vulnerability in FFmpeg 4.2, located in libavfilter/vfcolorconstancy.c, specifically in the slicegetderivative function within fadegetderivative. This vulnerability may lead to memory corruption and other potential issues...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drm/imx: Fixed a memory leak in imxpdconnectorgetmodes. Avoid leaking the display mode variable if ofgetdrmdisplaymode fails. Addressing-Coverity-ID: 1443943 "Resource leak"...

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

In the Linux kernel, the following vulnerabilities have been resolved: netns: Ensure that getnetns handles zero refcount nets properly. Syzkaller encountered a warning: refcountt: Addition on 0; use-after-free. WARNING: CPU: 3 PID: 7890 at lib/refcount.c:25 refcountwarnsaturate+0xdf/0x1d0 Linked...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: bnx2fc: Make bnx2fcrecvframe mp-safe Running tests with a debug kernel shows that bnx2fcrecvframe modifies the percpu lport stats counters in a non-mpsafe way. Simply boot a debug kernel and run the bnx2fc driver with the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: char: tpm: Protect tpmpmsuspend with locks Currently, tpm transactions are executed unconditionally in the tpmpmsuspend function, which may lead to races with other tpm accessors in the system. Specifically, the hwrandom tpm driv...