Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Thermal: intelpowerclamp: Use getcpu instead of smpprocessorid to avoid crashes. When CPU 0 is offline and intelpowerclamp is used to simulate idle state, it causes a kernel bug: Bug: Using smpprocessorid in preemptible 000000...

Astra Linux – Vulnerability in Linux 5.10, Linux

The Linux kernel before version 5.17.2 mishandles seccomp permissions. The PTRACESEIZE code path allows attackers to bypass the intended restrictions on setting the PTSUSPENDSECCOMP flag...

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

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: ath9k: Fixed a potential array-index-out-of-bounds read in ath9khtctxstatus. The bug occurs when txs-cnt—data from a URB provided by a USB device—is larger than the size of the array txs-txstatus, which is HTCMAXTXSTATUS...

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: Wifi: cfg80211: A use-after-free issue was addressed in the cmpbss function. This issue was introduced due to a quirky behavior of the bssfree function introduced in commit 776b3580178f „cfg80211: Properly track hidden SSID...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: Avoid dividing by 0 in the mbupdateavgfragmentsize function when the block bitmap is corrupted. Determine whether to set bbfragments to 0 instead of determining bbfree to eliminate the risk of dividing by zero when the bloc...

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: wifi: rtlwifi: removed the unused checkbuddypriv function. The commit 2461c7d60f9f “rtlwifi: Update header file” introduced a global list of private data structures. Later, the commit 26634c4b1868 “rtlwifi: Modify existing bits t...

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: usb: typec: fix potential array underflow in ucsiccgsynccontrol The “command” variable can be controlled by the user via debugfs. The concern is that if conindex is zero, then “&uc-ucsi-connectorconindex - 1” would result in an...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: media: staging/intel-ipu3: Fixed error handling for setfmt. If an error occurs during the setfmt operation, do not overwrite the previous sizes with the invalid configuration. Without this patch, v4l2-compliance ends up...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: HID: hyperv: fixed a possible memory leak in mousevscprobe If hidadddevice returns an error, it should call hiddestroydevice to free the hiddev that was allocated in hidallocatedevice...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fixed the missing error check for xastore. xastore may fail. It returns xaerr-EINVAL if the entry cannot be stored in an XArray, or xaerr-ENOMEM if memory allocation fails. Therefore, a check for errors in xastore is...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: media: amphion: Fixed issues related to REVERSEINULL reported by Coverity. Null-checking of a pointor was suggested before dereferencing it...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Set the object to close if ondemandid 0 in copen. If copen is called maliciously in user mode, it may delete the request corresponding to the random ID. Moreover, the request may not have been read yet...

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

In the Linux kernel, the following vulnerabilities have been resolved: llc: A test for maclen should be performed before reading the MAC header. The LLC layer reads the MAC header using ethhdr, without verifying that the skb contains an Ethernet header. Syzbot was able to access the llcrcv functi...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: IB/hfi1: Fixed bugs related to non-PAGESIZE-end multi-iovec user SDMA requests. The processing of hfi1 user SDMA requests contains two bugs that can cause data corruption for user SDMA requests with multiple payload iovecs. In...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mtd: Avoid boot crashes in the RedBoot partition table parser Given the CONFIGFORTIFYSOURCE=y configuration and a recent compiler version, the commit 439a1bcac648 “fortify: Use builtindynamicobjectsize when available” results in...

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: - In pptp: ensure that the minimum skb length is properly set in pptpxmit. - Commit aabc6596ffb3 “net: ppp: Add bound checking for skb data in pppsynctxmung” fixed pppsynctxmunge. We need a similar fix in pptpxmit; otherwise, ...

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

A issue was discovered in the Linux kernel before version 5.19.16. Attackers who were able to inject WLAN frames could cause a buffer overflow in the ieee80211bssinfoupdate function in the net/mac80211/scan.c file...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfilter: ip6trt: Rejected oversized addrnr values in rtmt6check. Rules whose addrnr exceed IP6TRTHOPS are rejected. rtmt6 expects that the addrnr value remains within the bounds of the rtinfo-addrs array. The addrnr value is...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Net: Ethernet: mtkethsoc: Reset the progptr to oldprog in case of an error in mtkxdpsetup. Reset the eBPF program pointer to oldprog, and do not decrease its reference count if the mtkopen routine in mtkxdpsetup fails...

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: Wifi: mwifiex: avoided possible dereferencing of a NULL skb pointer. In ‘mwifiexhandleuaprxforward’, always check the value returned by ‘skbcopy’ to avoid potential NULL pointer dereferencing in ‘mwifiexuapqueuebridgedpkt’. If...