Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dm-bufio: Do not schedule in atomic context A bug was reported as follows when CONFIGDEBUGATOMICSLEEP and tryverifyintasklet are enabled. 129.444685 T934 Bug: Sleeping function called from invalid context at...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: x86/MCE: Always save the CS register in cases of AMD Zen IF Poison errors. The Instruction Fetch IF units on current AMD Zen-based systems do not guarantee a synchronous MC for poison consumption errors. Therefore,...

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: p54: Prevent buffer-overflow in p54rxeepromreadback Robert Morris reported: "If a malicious USB device pretends to be an Intersil p54 Wi-Fi interface and generates an eepromreadback message with a large eeprom-v1.len value,...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: The delay module was unloaded while the fabric scan was in progress. This led to a system crash during the load/unload test. 105954.384919 RBP: ffff914589838dc0 R08: 0000000000000000 R09: 0000000000000086...

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

In the Linux kernel, the following vulnerability has been resolved: Media: pvrusb2: Fix for a UAF in pvr2contextsetnotify Reported by Syzbot Bug: KASAN: “Slab-use-after-free” in pvr2contextsetnotify+0x2c4/0x310; file: drivers/media/usb/pvrusb2/pvrusb2-context.c, line 35. A 4-byte read at address...

Astra Linux – Vulnerability in Jetty9

In Eclipse Jetty versions 7.x, 8.x, 9.2.27 and earlier, 9.3.26 and earlier, and 9.4.16 and earlier, the server running on any operating system and Jetty version combination will display a 404 error in the output, indicating that no Context matching the requested path was found. The default server...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: macb: Use devconsumeskbany to free TX SKBs The napiconsumeskb function is not intended to be called in a disabled IRQ context. However, after commit 6bc8a5098bf4 “net: macb: Fix txptrlock locking”, the freeing of TX SKBs is...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mmc: core: Avoid using the bitfield RMW for control flags related to claims/retunes. Move the control flags related to claims and retunes out of the bitfield to avoid unrelated side effects of RMW in asynchronous contexts. The...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: “Revert ‘sched/fair: Make sure to try to detach at least one movable task’” This change is reflected in commit b0defa7ae03ecf91b8bfd10ede430cff12fcbd06. The patch b0defa7ae03ec changed the load balancing logic to ignore env.maxlo...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Wifi: mac80211: Fixed a use-after-free in the chanctx code. In ieee80211vifusereservedcontext, when there’s an old context and the replacestate of the new context is set to IEEE80211CHANCTXREPLACENONE, the old context is freed in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mptcp: The “kern” flag was removed from fallback sockets. The mptcp ULP extension relies on ensuring that sk-sksockkern is set correctly. This prevents the call to setsockoptfd, IPPROTOTCP, TCPULP, "mptcp", 6 from working for pla...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: xdp: fixed an invalid wait context in pagepoolDestroy If the driver uses a page pool, it creates a page pool using pagepoolcreate. The reference count of the page pool is 1 by default. A page pool will only be destroyed when its...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cfg80211: Calling cfg80211stopap when switching from P2PGO type If the user-space tools switch from NL80211IFTYPEP2PGO to NL80211IFTYPEADHOC via sendmsgNL80211CMDSETINTERFACE, it does not call the cleanup function cfg80211stopap...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: block, bfq: Fixed the issue in bfqlimitdepth. The process of setting the newly allocated bfqq to bic or removing freed bfqq from bic is protected by bfqd-lock. However, bfqlimitdepth dereferences bfqq from bic without using 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: regmap: slimbus: Fix the buscontext pointer in regmap init calls The commit 4e65bda8273c “ASoC: wcd934x: Fix error handling in wcd934xCodecParsedata” revealed the issue in the slimbus regmap. This commit causes audio playback ...

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: drm/vgem-fence: Fix potential deadlock on release A timer that expires a vgem fence automatically in 10 seconds is now released with timerdeletesync from fence-ops.release called on last dmafenceput. In some scenarios, it can run...

Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel before version 5.10. The file drivers/infiniband/core/ucma.c contains a use-after-free, as the context of the ctx variable is accessed through ctxlist in certain situations where ucmamigrateid is called, specifically when ucmaclose is invoked. This issue...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Ceph: Proper snapshot context was provided for the cephzeropartialobject function. The cephzeropartialobject function lacked the correct snapshot context for its OSD write operations, which could lead to inconsistencies in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs: fixed a use-after-free in stateshow stateshow reads kdamond-damonctx without holding damonsysfslock. This allows for a use-after-free race condition: CPU 0 CPU 1 ----- ----- stateshow damonsysfsturndamonon ctx =...

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

In the Linux kernel, the following vulnerability has been resolved: media: pvrusb2: fix use after free on context disconnection Upon module loading, a kthread is created that targets the pvr2contextthreadfunc function. This function may call pvr2contextdestroy, thereby calling kfree on the contex...