Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: iommu: Fixed potential use-after-free during probe KASAN has reported the following use-after-free in dev-iommu: When a device probe fails and the dev-iommu is being freed. In the deviommufree function, deferredprobeworkfunc...

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

In the Linux kernel, the following vulnerability has been resolved: The issue involves bcm: – a UAF Use-After-Free flaw in bcmprocshow. Bug: KASAN: A slabuse-after-free issue occurs in bcmprocshow+0x969/0xa80. A size 8 data block was read from address ffff888155846230 by the task cat/7862. CPU: 1...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: riscv: mm: added the missing memcpy in kasaninit Hi Atish, It seems that the panic occurs due to the missing memcpy during kasaninit. Could you please check whether this patch is useful? When performing kasanpopulate, the newly...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: rtlwifi: Fixed a global-out-of-bounds bug in rtl8812ae PhySetTxPowerLimit There is a reported global-out-of-bounds issue by KASAN: BUG: KASAN: Global-out-of-bounds in rtl8812aeeqnbyte.part.0+0x3d/0x84 rtl8821ae Reading of...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iouring: A schedule point was added in ioaddbuffers. Looping 65535 times and making kmalloc calls can trigger soft lockups, especially with DEBUG features like KASAN. 253.536212 watchdog: BUG: Soft lockup – CPU64 stuck for 26...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: um: Fixed an out-of-bounds read in LDT setup syscallstubdata expects the datacount parameter to be the number of longs, not bytes. ================================================================== BUG: KASAN: Out-of-bounds acces...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: nfc: pn533: Wait for outurb’s completion in pn533usbsendframe A use-after-free issue occurred in hcd when the inurb sent from pn533usbsendframe was completed earlier than outurb. The callback in pn533sendComplete frees the skb...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: Fix to perform sanity checks on iextraisize in isalive syzbot identified a bug in f2fs: BUG: KASAN: Out-of-bounds access to slab data in datablkaddr, fs/f2fs/f2fs.h:2891 inline BUG: KASAN: Out-of-bounds access to slab da...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: PID: Taking a reference when initializing cadpid During boot, kernelinitfreeable initializes cadpid to the struct pid of the init task. Later, we may change cadpid via sysctl. When this happens, procdocadpid will increment the...

Astra Linux - Vulnerability in linux-5.10, linux

In the Linux kernel, the following vulnerability has been resolved: net: bonding: fix use-after-free after 802.3ad slave unbind commit 0622cab0341c "bonding: fix 802.3ad aggregator reselection", resolves a case where there are multiple aggregation groups in the same bond. bond3adunbindslave...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: blk-cgroup: fixed a UAF vulnerability by acquiring the blkcg lock before destroying the blkg. KASAN reports a use-after-free issue during the fuzz test: 693354.104835...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: net: tun: Fix use-after-free in tundetach Syzbot reported a use-after-free in tundetach. This causes a call trace like the following: ================================================================== BUG: KASAN: use-after-free i...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: spmi: In the trace function, there was an issue where access to memory was out of bounds. This issue was fixed by using a length of “len” instead of “len + 1”. The functions tracespmiwritebegin and tracespmireadend both use memcp...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: sched/core: Page allocation is disabled in tasktickmmcid. With KASAN and PREEMPTRT enabled, calling taskworkadd within tasktickmmcid may cause the following crash. 63.696416 BUG: A sleeping function is called from an invalid...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Wifi: iwlwifi: mvm – fix double-free on the TX path. We observe kernel crashes, lockups, and KASAN errors related to the ax210 firmware. One of the KASAN logs pointed to the TX path, and it appears that there is indeed a way to...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fix a use-after-free There are two implementations of .exitcmdpriv. Both implementations use resources associated with the SCSI host. Ensure that these resources remain available when .exitcmdpriv is called by waiting...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: can: peakpci: peakpciremove: fixed UAF. When removing the peekpci module, referencing chan again after releasing dev can lead to UAF. This issue was fixed by delaying the release of dev. The following log indicates this issue:...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: bfq: fixed a use-after-free in bfqdispatchrequest KASAN reported a use-after-free when performing normal scsi-mq tests 69832.239032 ================================================================== 69832.241810 BUG: KASAN:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: mpi3mr: Fixed an issue identified by KASAN...

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: netfilter: nftables: Flushes the pending destroy work before releasing exitnet. This issue is similar to 2c9f0293280e “netfilter: nftables: flush pending destroy work before netlink notifier”, which addressed a race between exitn...