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

In the Linux kernel, the following vulnerabilities have been resolved: firmwareloader: Block path traversal Most firmware names are hardcoded strings, or are constructed from fairly constrained format strings where the dynamic parts are just some hexadecimal numbers or similar elements. However,...

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

In the Linux kernel, the following vulnerability has been resolved: ext4: use of a stale path after allocation in ext4extinsertextent As Ojaswin mentioned in the link, in ext4extinsertextent, if the path is reallocated during ext4extcreatenewleaf, we will use a stale path, leading to a Use After...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: clk: mediatek: fix ofiomap memory leak Matching reports: drivers/clk/mediatek/clk-mtk.c:583 mtkclksimpleprobe warning: ‘base’ from ofiomap is not released on lines: 496. This problem was also found in linux-next. In...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Media: PCI: cx23885: Fixed error handling in cx23885initdev When the driver fails to call dmasetmask, the driver will encounter the following error: 55.853884 BUG: KASAN: Use-after-free in processremoveddriver+0x3c/0x240 55.85448...

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

A issue was discovered in the Linux kernel before version 6.3.2. A use-after-free was found in dm1105remove in drivers/media/pci/dm1105/dm1105.c...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/i915/dpt: Makes the DPT object unshrinkable. In some scenarios, the DPT object is shrunk, but the actual framebuffer does not undergo any shrinkage. As a result, the DPT object remains in the DPT’s vm-boundlist. Then, an...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: libfc: Fixed the use of variables after they are freed in fcexchabtsresp. The function fcexchreleaseep decreases the reference count of ep. When the reference count reaches zero, ep is freed. However, ep is still used in th...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fixed NULL pointer dereferencing in eirgetservicedata. The len parameter is considered optional; therefore, it can be NULL. This prevents it from being used to skip to the next entry in EIRSERVICEDATA...

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: net: atm: fixed the use after free in lecsend The -send operation frees the skb object; therefore, the length of the object should be saved before calling -send to avoid a use after free situation...

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: RDMA/rxe: Fixed the slab-use-after-free read issue in rxequeuecleanup. Call Trace: dumpstack lib/dumpstack.c:94 inline dumpstacklvl+0x7d/0xa0 lib/dumpstack.c:120 printaddressdescription mm/kasan/report.c:378 inline...

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: ptp: Ensure that info-enable callback is always set. The ioctl and sysfs handlers call the -enable callback unconditionally. Not all drivers implement this callback, resulting in NULL dereferencing. Examples of affected drivers:...

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

In the Linux kernel, the following vulnerability has been resolved: netsched: ets: A double addition of the classifier was corrected in the class, where netem is a child qdisc. As described in Gerrard’s report 1, there are use cases where a netem child qdisc can make the enqueue callback of the...

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

In the Linux kernel, the following vulnerability has been resolved: In tcp, use refcountincnotzero in tcptwskunique. Anderson Nascimento reported a use-after-free issue in tcptwskunique, with a detailed analysis. Since the commit ec94c2696f0b „tcp/dccp: avoid one atomic operation for timewait...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: Check for port partner validity before consuming it The tcpmstatemachine function does not guarantee that partner registration always succeeds. In the event of a failure, port-partner is set to the error value o...

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: NFSD: Fixed a crash in nfsd4readrelease When tracing is enabled, the tracenfsdreaddone trace point crashes during the pynfs read.testNoFh test...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In the can:usb:etases58x module, the task of anchoring the urb data during the read bulk callback has been corrected. When submitting an urb using the anchoring mechanism, it must be anchored before submission. Otherwise, it coul...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/stm: Avoid use-after-free issues with crtc and plane The function ltdcload calls the functions drmcrtcinitwithplanes, drmuniversalplaneinit, and drmencoderinit. These functions should not be called with parameters allocate...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: mxs-saif: Fixed the refcount leak in mxssaifprobe. The function ofparsephandle returns a node pointer with a refcount incremented; we should use ofnodeput on it after processing...

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: PCI: rcar-ep: Fixed incorrect variable used when calling devmrequestmemregion The rcarpcieparseoutboundranges function uses the devmrequestmemregion macro to request a required resource. A string variable located on the stack is...

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: 9p/xen: fixed the issue of releasing the IRQ twice. Kernel logs indicate that the IRQ was released twice. The correct device ID must be passed during the IRQ release process. Dominique: removed the confusing variable “reset” to 0...