Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: hwmon: gpiofan Fix for out-of-bounds access to arrays The driver does not check whether the cooling state passed to gpiofansetcurstate exceeds the maximum cooling state stored in fandata-numspeeds. Since the cooling state is late...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp – Use kzalloc for sev ioctl interfaces to prevent kernel memory leaks. For some sev ioctl interfaces, input data may be less than or equal to SEVFWBLOBMAXSIZE, but larger than the data returned by the PSP firmware. In...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: Networks: Ethernet – Fix for potential use-after-free in ecbhfremove. The code static void ecbhfremovestructpcidev dev looks as follows: c ... struct ecbhfpriv priv = netdevprivnetdev; unregisternetdevnetdev; freenetdevnetdev;...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: intelth: msu: Fix for vmalloced buffers After committing the change f5ff79fddf0e “dma-mapping: remove CONFIGDMAREMAP”, there is a possibility that DMA buffers may be allocated using vmalloc, which can affect the memory mapping...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: soc: qcom: ocmem: A refcount leak was fixed in ofgetocmem. ofparsephandle returns a node pointer with a refcount incremented; we should use ofnodeput on it when it is no longer needed. Add the missing ofnodeput call to avoid the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: iavf: Fixed error handling related to adminq. iavfallocasqbufs/iavfallocarqbufs allocate memory for VF mailbox using dmaalloccoherent. DMA regions for both ASQ and ARQ are freed in case an error occurs during the configuration...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Do not finalize the CSA in IBSS mode if the state is disconnected. When we are not connected to a channel, sending the “switch” announcement doesn’t make any sense. The BSS list is empty in that case. This causes...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/msm/mdp5: Fixed the issue where global state locks were locked backoff. We need to acquire the lock after the early return in the !hwpipe case. Otherwise, we might encounter contention but still return 0. This fix addresses a...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Input: iforce – wakes up after clearing the IFORCEXMITRUNNING flag. syzbot reports a hung task at inputunregisterdevice, with iforceclose waiting in waiteventinterruptible, while dev-mutex is held. This is blocking...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: jbd2: The assertion “jh-bfrozendata == NULL” failed when the journal was aborted. The following process will fail the assertion “jh-bfrozendata == NULL” in jbd2journaldirtymetadata: jbd2journalcommitTransaction; unlinkdir/a; jh-b...

Astra Linux – Vulnerability in Linux 5.15

The Linux kernel’s NFSD implementation before versions 5.19.17 and 6.0.2 is vulnerable to buffer overflow attacks. NFSD tracks the number of pages held by each NFSD thread by combining the receive and send buffers of a remote procedure call RPC into a single array of pages. A client can force the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: spmi: In the tracing functions, there was an issue where access occurred beyond the bounds of the buffer. This issue was fixed by using the length “len” instead of “len + 1”. The following is a KASAN log showing the issue: BUG: I...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: In the “block” section, it is no longer allowed for the same type of “rqqos” to be added more than once. In our testing of “iocost”, we encountered some corruption in the “innerwalk” list during the execution of “ioc timerfn”. Th...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: fix double listadd in iwlmvmmacwaketxqueue After a successful station association, if the station queues are disabled for some reason, the related lists are not emptied. Therefore, if a new element is added to...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: HID: cp2112: prevented a buffer overflow in cp2112xfer Match warnings: drivers/hid/hid-cp2112.c:793 cp2112xfer error: memcpy 'data-block1' is too small 33 vs 255 drivers/hid/hid-cp2112.c:793 cp2112xfer error: memcpy 'buf' is t...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: cifs: A memory leak was fixed in the deferred close operation. The xfstests tests on smb21 report kmemleak as follows: unreferenced object 0xffff8881767d6200 size 64: comm "xfsio", pid 1284, jiffies 4294777434 age 20.789s Hex...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.10, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: i40e: Fixed potential invalid access when the MAC list is empty. The listfirstentry function never returns NULL—if the list is empty, it still returns a pointer to an invalid object, resulting in potential invalid memory access...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: qibfs: fixed the dentry leak. The simplerecursiveremoval function removes the pinning references to all positive values in the subtree. In cases where its argument is kept alive solely through pinning, that’s exactly the right...

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

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfsetpipapo: Fix for the initial map filling issue. The initial buffer must be initialized to “all-ones”, but this must be limited to the size of the first field, not the total field size. After each round of the map...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: espintcp: fixed skb leaks. Several error paths now include a kfreeskb...