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: vrf: Fixed a potential NPD issue when removing a port from a VRF. RCU readers that identify a network device as a VRF port using netifisl3slave assume that a subsequent call to netdevmasterupperdevgetrcu will return a VRF device...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: media: saa7164: Added checks for return values from ioremap. Checks for ioremap return values are added in saa7164devsetup. If ioremap for BAR0 or BAR2 fails, the already allocated PCI memory regions should be released, the devic...

Astra Linux – vulnerability in linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: bareudp: fix NULL pointer dereference in bareudpfillmetadatadst bareudpfillmetadatadst passes bareudp-sock to udptunnel6dstlookup in the IPv6 path without a NULL check. The socket is only created in bareudpopen and NULLed in...

Astra Linux – vulnerability in linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: firmware: armffa: Check for NULL FF-A ID table while driver registration The bus match callback assumes that every FF-A driver provides an idtable and dereferences it unconditionally. Enforce that contract at registration time so...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: ALSA: cmipci: check sndctlnew1 return value sndctlnew1 can return NULL when memory allocation fails. sndcmipcispdifcontrols does not check the return value before dereferencing kctl-id.device, which can lead to a NULL pointer...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: mm: shrinker: fix NULL pointer dereference in debugfs shrinkerdebugfsadd creates both “count” and “scan” debugfs files unconditionally. This assumes that every shrinker implements both countobjects and scanobjects, which is not...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath11k: A NULL pointer dereference occurred in ath11khalsrngaccessbegin. In ATH11KQMIEVENTFWREADY, the field ATH11KFLAGREGISTERED is set unconditionally, even when ath11kcoreqmifirmwareready fails. This leaves the driver in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fixed a NULL pointer bug in svmrangesetattr. The processinfo can be NULL if the user does not call kfdioctlacquirevm before calling kfdioctlsvm. Cherry-picked from commit 83a26c812e0529eb040d31a76f73e33e637243d4...

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

In the Linux kernel, the following vulnerabilities have been resolved: media: em28xx: Fix for use-after-free in em28xxv4l2open The em28xxv4l2open function reads dev-v4l2 without holding the dev-lock. This creates a race condition that can lead to errors in em28xxv4l2init and em28xxv4l2fini. Both...

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

In the Linux kernel, the following vulnerabilities have been resolved: dm cache: Fixed a null-de-reference issue during concurrent writes in passthrough mode. In passthrough mode, when the dm-cache attempts to invalidate a cache entry, the bio prison cell lock may fail due to concurrent writes to...

Astra Linux – vulnerability in Apache2

Serving WebSocket protocol upgrades over an HTTP/2 connection may result in a Null Pointer dereference, causing a crash of the server process and degrading performance...

Astra Linux – vulnerability in linux-5.15

In the Linux kernel, the following vulnerability has been resolved: net: broadcom: bcm4908enet: update TX stats after actual transmission Queuing packets does not guarantee their transmission. Update TX stats after hardware confirms that the submitted data has been consumed. This also fixes a...

Astra Linux – vulnerability in linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: net: mvpp2: guard flow control update with globaltxfc in buffer switching mvpp2bmswitchbuffers unconditionally calls mvpp2bmpoolupdateprivfc when switching between per-cpu and shared buffer pool modes. This function programs CM3...

Astra Linux – vulnerability in linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: ACPICA: Avoid walking the Namespace if startnode is NULL Although commit 0c9992315e73 “ACPICA: Avoid walking the ACPI Namespace if it is not there” fixed the issue where both startnode and acpigblrootnode were NULL, the Linux...

Astra Linux – vulnerability in linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: cpufreq/longhaul: handle NULL policy in longhaulexit longhaulexit was calling cpufreqcpuget0 without checking for a NULL policy pointer. On some systems, this could lead to a NULL dereference and a kernel warning or panic. This...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cppccpufreq: Fixed a possible null pointer dereferencing issue. The functions cppccpufreqgetrate and hiicppccpufreqgetrate can be called from different locations with various parameters. Therefore, cpufreqcpuget may return null a...

Astra Linux – vulnerability in linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: clk: Fix clkcoreget NULL dereference It is possible for clkcoreget to dereference a NULL in the following sequence: clkcoreget ofclkgethwfromclkspec ofclkgethwfromprovider clkgethw clkgethw can return NULL which is dereferenced b...

Astra Linux – Vulnerability in HAPProxy

HAProxy version 3.4.0, fixed in commit 9a6d1fe, contains a null pointer dereference vulnerability in hpackdhtinsert, located in src/hpack-tbl.c. This vulnerability occurs when hpackdhtdefrag’s return value is not validated when the memory pool is exhausted. An attacker can exploit this...

Astra Linux – vulnerability in linux-5.10

In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Fix AIP early init panic An early failure in hfi1ipoibsetuprn can lead to the following panic: BUG: unable to handle kernel NULL pointer dereference at 00000000000001b0 PGD 0 P4D 0 Oops: 0002 1 SMP NOPTI Workqueue: event...

Astra Linux – vulnerability in linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: Add NULL check in udmaprobe devmkasprintf returns NULL when memory allocation fails. Currently, udmaprobe does not check for this case, which results in a NULL pointer dereference. Add a NULL check after...