Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Fix event length with forced 8-byte alignment When RBFORCE8BYTEALIGNMENT is true, rbcalculateeventlength reserves the space of event-array0 for placing the data length, and rbupdateevent stores the data length in...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: set haveexecfd only once the interpreter is opened loadmiscbinary raises bprm-haveexecfd as soon as it sees the ‘O’ or ‘C’ flag. This happens well before it opens the interpreter. If that open fails, the flag remains...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: nfp: Check resource mutex allocation nfpcppresourcefind allocates a CPP mutex handle for the matching resource-table entry and then reports success. nfpresourcetryacquire immediately passes that handle to nfpcppmutextrylock...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix OOB read during CQ MR registration Sashiko pointed out an unrelated bug during a previous patch: https://sashiko.dev//patchset/20260512183852.614045-1-jmoroni%40google.com This change fixes the bug by eliminating...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: can: peakusb: add bounds check for USB channel index The channel control index ctrlidx is derived from rx-len, which comes directly from a device’s USB payload. The mask 0x0f allows values 0–15; however, the array size of usbif-d...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: fsnotify: Fix stale object mask after concurrent mark updates When a mark receives a new event bit, fanotify and inotify may skip recalculating the object mask if the cached aggregate already contains that bit. This occurs when a...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Treat zero-length cert chain as query for blob lengths When handling a PDH export, treat a zero-length userspace cert chain buffer as a request to query the length of the relevant blobs. Failure to account for the...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: wifi: ipw2100: fix potential memory leak in ipw2100pciinitone The memory allocated in the ipw2100allocdevice function is not freed in some of the error paths in ipw2100pciinitone. Fix that by converting the direct return into a...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix skb leak on flow key update failure during ct ovsctexecute always steals or frees the skb on failure while ovsflowkeyupdate does not. So, if it fails and we return right away, the skb ends up leaked. The fix...

Astra Linux – vulnerability in linux-6.1, linux-6.12, linux-6.18

In the Linux kernel, the following vulnerability has been resolved: x86/bugs: Enable IBPB flush on BPF JIT allocation Enable hardening against JIT spraying when Spectre-v2 mitigations are in use. Specifically, issue an IBPB flush on BPF JIT memory reuse. Skip enabling the IBPB flush if the BPF...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: USB: serial: ioedgeport: cap received transmit credits The interrupt-status packet reports transmit credits returned by the device. edgeinterruptcallback adds the 16-bit value to txCredits without checking maxTxCredits. edgewrite...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: net: ena: clean up XDP TX queues when regular TX setup fails createqueueswithsizebackoff creates XDP TX queues before setting up the regular TX path. If the subsequent allocation or creation of regular TX queues fails, the error...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: fbcon: fix NULL pointer dereference for a console without vcdata fbconnewmodelist is called whenever the modelist of a framebuffer changes. For each console mapped to it via fbdisplayi.mode, it reads vcconsi.d and passes the vcnu...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: media: saa7134: Fix a possible memory leak in saa7134videoinit1 In saa7134videoinit1, the return value of the first saa7134pgtablealloc call is not checked. If it fails, the function proceeds as if successful, resulting in an...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: nvdimm/btt: Free arenas on bttinit error paths The arenas allocated by discoverarenas or createarenas are not freed on certain error paths in bttinit. This leads to memory leaks when BTT initialization fails. Call freearenas from...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix potential buffer underflow in ath11khalrxmsdulistget When the first entry in msdudetails has a zero buffer address, the code accesses msdudetailsi - 1 with i == 0, resulting in a buffer underflow. The fix is...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrack: defer invalid log until after unlock TCP and SCTP conntrack paths can emit invalid-packet logs while ct-lock is still held. When invalid logging is routed to nfnetlinklog and conntrack export is enabled, t...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: pci: Fix handling of AIF enable without AISB When a guest attempts to register IRQs without specifying a summary bit, make sure that the associated GAITE then stores 0 for the guest AISB location instead of using...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: sched/fair: Fix overflow in updatetgcfsrunnable A divide-by-zero crash is observed when running hackbench: 14697.488452 CPU: 112 UID: 0 PID: 124791 Comm: hackbench Not tainted 7.1.0-rc2+ 14697.492627 RIP:...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: Input: ims-pcu - fix out-of-bounds read in imspcuirq debug logging The debug logging in imspcuirq unconditionally prints data from pcu-urbinbuf. However, if the interrupt was triggered for pcu-urbctrl, the actual data resides in...