Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: x86/sgx: Fixed a deadlock in the SGX NUMA node search process. When the current node does not have an EPC section configured by the firmware, and all other EPC sections are used up, the CPU can get stuck inside the while loop...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: - usb: dwc2: gadget: Fixed the mismatch between spinlock and unlock calls in dwc2hsotgudcstop. - dwc2gadgetexitclockgating: Internally calls the callgadget macro, which expects hsotg-lock to be held since it performs...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: mac80211: Fixed a deadlock in the ieee80211stapsdeliverwakeup function. The ieee80211stapsdeliverwakeup function uses sta-pslock to synchronize with the ieee80211txhunicastpsbuf function, which is called from the softirq...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In the gpio: omap section, it is not necessary to register the driver within the probe function. Commit 11a78b794496 “ARM: OMAP: MPUIO wake updates” registers the omapmpuiodriver from the omapmpuioinit function, which is called...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: rcu: Dump vmalloc memory info safely Currently, for double invoke callrcu, the memory information of rcuhead objects will be dumped. If these objects are not allocated from the slab allocator, vmallocdumpobj will be invoked, a...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: can: j1939: prevents deadlock by moving j1939skerrqueue This commit addresses a deadlock situation that can occur in certain scenarios, such as when running data TP/ETP transfers and subscribing to the error queue while...

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

In the Linux kernel, the following vulnerability has been resolved: i2c: stm32f7: Do not prepare/unprepare the clock during runtime suspend/resume If there is any clock controller attached to this I2C bus controller, such as Versaclock or an AIC32x4 I2C codec, then an I2C transfer triggered by th...

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

In the Linux kernel, the following vulnerability has been resolved: Networks: hns3: Fixed a deadlock issue that occurred during the reset process when configuring tc. During the reset process, configuring tc can lead to a deadlock. The sequence of events is as follows: 1. pf reset start 2. setup ...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: NFSv4: Do not hold the layoutget locks across multiple RPC calls When performing layoutget as part of the open compound, we must be careful to release the layout locks before calling any further RPC calls, such as setattr. The...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: erofs: Proper handling of overlapping pclusters from crafted images. syzbot reported a task hanging issue due to a deadlock situation where it was waiting for the folio lock of a cached folio that would be used for cache I/Os...

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

In the Linux kernel, the following vulnerability has been resolved: i2c: pnx: Fixed a potential deadlock warning from the deltimersync call in isr. When deltimersync is called in an interrupt context, a warning is thrown due to a potential deadlock. The timer is only used to exit from...

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

In the Linux kernel, the following vulnerability has been resolved: md/raid5: Fixed a deadlock issue where raid5d waits for MDSBCHANGEPENDING to be cleared. Xiao reported that the lvconvert-raid-takeover.sh test can hang with a small possibility. The root cause is the same as in the commit...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: USB: core: Fixed a deadlock in the “disable” sysfs attribute. The show and store callback routines for the “disable” sysfs attribute in port.c acquire the device lock for the port’s parent hub. This can cause problems if another...

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: bpf: fix recursive lock when verdict program return SKPASS When the streamverdict program returns SKPASS, it places the received skb into its own receive queue. However, a recursive lock occurs eventually, leading to an operating...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: md: Fixed a deadlock between mddevsuspend and flushbio. A deadlock occurs when mddev is suspended while some of the flushbio operations are still in progress. This is a complex issue. T1: The first flush occurs at the end of t...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drivers: staging: rtl8192e: Fixed a deadlock in rtllibbeaconsstop. There is a deadlock in rtllibbeaconsstop, as shown below: Thread 1 | Thread 2 | rtllibsendbeacon rtllibbeaconsstop | modtimer spinlockirqsave //1 | Wait for a whi...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: Reverted “scsi: fcoe: Fix potential deadlock on &fip-ctlrlock”. This reversion involves commit 1a1975551943f681772720f639ff42fbaa746212. This commit causes interrupts to be lost for FCoE devices, as it changed the sping loc...

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: drm/vgem-fence: Fixed potential deadlock issues upon release. A timer that automatically releases a vgem fence after 10 seconds is now implemented. This is achieved by calling timerdeletesync from fence-ops.release, which is...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: Do not set the encryption key during the jbd2 transaction. A commit labeled “a80f7fcf1867” “ext4: fixup ext4fctrack functions’ signature” extended the scope of the transaction in ext4unlink too far, causing it to include a...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: “aoe”: avoided potential deadlock at setcapacity. setcapacity has been moved outside of the section handled by &d-lock. This prevents possible unsafe locking scenarios due to interrupts. Here’s the sequence of events: 1...