Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Security issue: Restrict CONFIGZEROCALLUSEDREGS to GCC or Clang version 15.0.6 or later. A bug in Clang’s implementation of -fzero-call-used-regs can lead to NULL pointer dereferencing see the links above the check for more...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: dsa: lantiqgswip: Do not use devres for mdiobus As explained in the commits: 74b6d7d13307 “net: dsa: realtek: Register the MDIO bus using devres” 5135e96a3dd2 “net: dsa: Do not allocate the slavemiibus using devres” The...

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: - misc: ibmasm: A flaw in ibmasmhandlemouseinterrupt caused an out-of-bounds MMIO read. ibmasmhandlemouseinterrupt performed an out-of-bounds MMIO read when the queue reader or writer index from hardware exceeded REMOTEQUEUESI...

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: fbdev: core: fbcvt: avoid division by 0 in fbcvthperiod In fbfindmodecvt, if mode-refresh happens to be 0x80000000, cvt.frefresh will become 0 when multiplied by 2 due to overflow. This value is then passed to fbcvthperiod, where...

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: can: bcm: fixed the race condition involving lockless operations on bo-bound and bo-ifindex, as well as the silent failure during RXSETUP. The bcmsendmsg function reads the values of bo-ifindex and checks bo-bound before...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Handling of a null streamstatus in the planeschangedforexistingstream function. This commit adds a null check for streamstatus in the function planeschangedforexistingstream. Previously, the code assumed that...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: Fixed leaks in the ulist structure during error paths in the qgroup self tests. In the testnosharedqgroup and testmultiplerefs qgroup self tests, if we fail to add the tree reference, remove the extent item, or remove t...

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: ipc: fixed to protect IPCS lookups using RCU. syzbot reported that it discovered a use-after-free vulnerability. 0 0: https://lore.kernel.org/all/[email protected]/ idrforeach is protected by rwsem, but...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Added a NULL pointer check for kzalloc Why & How Check the return pointer of kzalloc before using it...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: mediatek: mt8173-rt5650: Fixed a refcount leak in mt8173rt5650devprobe. ofparsephandle returns a node pointer with a refcount incremented; we should use ofnodeput on it when it is no longer needed. Fixed refcount leaks i...

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: llc: Fixed the SAP refcount leak in llcuiautobind. llcuiautobind creates an SAP after selecting a dynamic LSAP. llcsapopen returns a reference owned by the caller, and llcsapaddsocket takes a second reference for the socket’s...

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: crypto: omap – Correctly allocate OMAPCRYPTOFORCECOPY scatterlists The current allocation of scatterlists in oprcryptocopysglists was incorrect; it was allocating an array of scatterlist pointers, rather than scatterlist objects...

Astra Linux – Vulnerability in Linux 5.10, Linux

The mm/mremap.c file in the Linux kernel before version 5.13.3 contains a use-after-free issue due to a stale Translation Look-And-Reduce TLB table, as the rmap lock is not held during a PUD move...

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: Wifi: wlcore – Ensure skbheadroom before calling skbpush. This fix prevents occasional skbunderpanic errors in wl1271txwork. In this case, the allocated headroom is less than necessary typically 110 – 94 = 16 bytes...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: net: bridge: Fixed an issue where the dstclone function was used, but the result was set incorrectly. This issue could cause problems because the entry might have a reference count of 0 or be already deleted. It also triggered th...

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: saa7134: Fixed a possible memory leak in saa7134videoinit1. In saa7134videoinit1, the return value of the first call to saa7134pgtablealloc is not checked. If this function fails, the function continues as if it was...

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: batman-adv: bla: prevent use-after-free when deleting claims When the batadvbladelbackboneclaims function deletes all claims for a backbone, it does this by removing the link entry from the hash list. This list entry was one of t...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/hns: Fixed the issue where a call to hnsroceqpremove was not locked. Sashiko points out that hnsroceqpremove requires the caller to hold certain locks. The error handling in hnsrocecreateqpcommon does not handle these locks...

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: Wifi: rtlwifi: pci: fixed a possible use-after-free caused by unfinished irqpreparebcntasklet. The irqpreparebcntasklet is initialized in rtlpciinit and scheduled when the RTLIMRBCNINT interrupt is triggered by hardware. However,...

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: netfilter: nfttunnel: fix use-after-free on object destroy The nfttunnelobjdestroy function calls metadatadstfree, which directly kfrees the metadatadst, ignoring the refcount of dstentry. Packets that relied on the dsthold...