Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: serial: 8250aspeedvuart: Fixed the potential NULL dereferencing in aspeedvuartprobe. The platformgetresource function may fail and return NULL; therefore, we should better check its return value to avoid NULL pointer dereferencin...

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

In the Linux kernel, the following vulnerabilities have been resolved: tipc: Check the bearer type before calling tipcudpnlbeareradd syzbot reported the following general protection fault 1: General protection fault, likely for non-canonical address 0xdffffc0000000010: 0000 1 PREEMPT SMP KASAN...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: tlv320adcx140 – fixed the null pointer issue. The “sndsoccomponent” in “adcx140priv” was only used once and was never set. It was only used to access “dev”, which already exists in “adcx140priv”...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel before version 5.15.13, the file drivers/net/ethernet/mellanox/mlx5/core/steering/drdomain.c misinterprets the return value of mlx5getuarspage. It expects the return value to be NULL in the error case, but in reality, it is an error pointer...

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: net: sxgbe: fixed the potential NULL dereference in sxgberx. Currently, when skb is null, the driver prints an error and then dereferences skb on the next line. To fix this, we need to add a ‘break’ after the error message, so th...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: btrfs: A sanity check for the btrfs root has been added in btrfssearchslot. Syzbot reports a nullptrderef issue in btrfssearchslot. The reproducer uses rescue=ibadroots, and the extent tree root is corrupted; as a result, the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bpf: Check skb-transportheader is set in bpfskbcheckmtu. The bpfskbcheckmtu helper needs to use skb-transportheader when the BPFMTUCHKSEGS flag is used: bpfskbcheckmtuskb, ifindex, &mtulen, 0, BPFMTUCHKSEGS. The transportheader i...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: pm8001: Fixed a use-after-free in pm8001queuecommand The commit e29c47fe8946 “scsi: pm8001: Simplified pm8001taskexec” includes refactoring efforts for pm8001queuecommand. However, this refactoring introduced a potential...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftct: Added an seqadj extension for natted connections. Sequence adjustment may be required for FTP traffic with PASV/EPSV modes. This is due to the need to rewrite the packet payload IP, port on the ftp control...

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

In the Linux kernel, the following vulnerabilities have been resolved: net: Fixed issues related to data races around sk-skforwardalloc. Syzkaller reported this warning: ------------------ cut here ------------------ WARNING: CPU: 0 PID: 16 In: net/ipv4/afinet.c:156 Function:...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Net: FDDI – Fixed a UAF Use-after-Free issue in fzaprobe. “FP” is netdev private data, and it cannot be used after the freenetdev call. Using “FP” after freenetdev can cause a UAF bug. This issue was fixed by moving the freenetde...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Use memset to avoid memory leaks. Use memset to initialize structs to prevent memory leaks. In l2capecredconnect...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: only set fullmesh for subflow endp With the in-kernel path-manager, it is possible to change the ‘fullmesh’ flag. The code in mptcppmnlfullmesh expects to change it only on ‘subflow’ endpoints, to recreate more or less...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: HID: usbhid: fixed an info leak in hidsubmitctrl. In hidsubmitctrl, the way of calculating the report length does not take into account that report-size can be zero. When running the syzkaller reproducer, a report of size 0 cause...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: eeprom: ee1004: limits the number of bytes that can be read via i2c to I2CSMBUSBLOCKMAX. The commit effa453168a7 “i2c: i801: Do not silently correct invalid transfer size” revealed that ee1004eepromread does not properly limit th...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ibmvnic: Successfully freeing the rwi upon reset. The rwi structure is freed if the last rwi in the list is processed successfully. The logic in commit 4f408e1fa6e1 “ibmvnic: Retry the reset if there are no other resets” introduc...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: scsi: advansys: Fixed kernel pointer leaks Pointers should be printed using %p or %px, rather than being cast to unsigned long and then printed using %lx. Change %lx to %p when printing hashed pointers...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: m68k: For mvme147 and mvme16x architectures, do not wipe the PCC timer configuration bits. Do not clear the timer 1 configuration bits when clearing the interrupt flag and counter overflow. As reported by Michael, “This result...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: irqchip/wpcm450: A memory leak has been fixed in wpcm450aicofinit. If ofiomap fails, the ‘aic’ structure should be freed before returning. Otherwise, there is still a memory leak...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: rtla/osnoise: Prevent NULL dereferencing in error handling. If the allocation of "tool-data" fails, there is no need to call osnoisefreetop. In fact, doing so will lead to a NULL dereferencing...