Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: In the net: qlogic: qlcnic module, a NULL pointer dereference occurred in qlcnic83xxaddrings. In qlcnic83xxaddrings, the indirect function ahw-hwops-allocmbxargs is called to allocate memory for cmd.req.arg. A dereference of this...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: selinux: Avoid dereferencing sksocket in selinuxsctpbindconnect. In selinuxsctpbindconnect, sk-sksocket is dereferenced to pass a struct socket to selinuxsocketbind and selinuxsocketconnecthelper. However, when the hook is...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Wifi: iwl4965 – Added a check for the return value of the createsinglethreadworkqueue function. The check is added to prevent NULL pointer dereferencing...

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: TCP: IPv6: Clamping the default advertising MSS to avoid GSOBYFRAGS 0xFFFF. When the MTU is large, ip6defaultadvmss may return IPV6MAXPLEN 65535. This is interpreted by TCP as “mssclamp”, allowing the MSS to reach 65535. However,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fixed the race condition in agent registration for HV VHCA stats The mlx5ehvvhcastatscreate function registers the stats agent through mlx5hvvhcaagentcreate. The helper function publishes the agent in hvvhca-agentstype...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: nexthop: fix null pointer dereference when IPv6 is not enabled When we attempt to add an IPv6 nexthop parameter, and IPv6 is not enabled !CONFIGIPV6, we encounter a NULL pointer dereference in the error path of nhcreateipv6...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Input: mtk-pmic-keys – fixed the issue of possible null pointer dereferencing. In mtkpmickeysprobe, the regs parameter is only set if the button is parsed in the device tree. However, on hardware where the button is left floating...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mac802154: fixed the missing INITLISTHEAD in ieee802154ifadd. The kernel fault injection test reports a NULL pointer dereference as follows: BUG: NULL pointer dereferencing in the kernel; address: 0000000000000008 RIP:...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: A null pointer check should be added for getfirstactivedisplay. The function modhdcphdcp1enableencryption calls the function getfirstactivedisplay, but does not check its return value. The return value is a null...

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: HID: pidff: Fixed null pointer dereferencing in pidfffindfields This function triggered a null pointer dereference if it was used to search for a report that wasn’t implemented on the device. This occurred both for optional and...

Astra Linux – Vulnerability in libsoup2.4

A flaw was discovered in libsoup, where SoupAuthDigest is vulnerable to a NULL pointer dereference. The HTTP server may cause the libsoup client to crash...

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: vsock: Fixed the transportg2h,h2g TOCTOU issue. The vsockfindcid and vsockdevdoioctl functions may race with module unloading. transportg2h,h2g may become NULL after the NULL check. Introduced vsocktransportlocalcid to prevent...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ACPICA: Avoid undefined behavior: applying zero offset to a null pointer ACPICA commit: 770653e3ba67c30a629ca7d12e352d83c2541b1e Before this change, the following UBSAN stack trace was seen in Fuchsia: 0 0x000021e4213b3302 in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: eth: bnxt: Features are now recalculated after XDP is disabled, fixing the issue of null dereferencing. Features are recalculated when XDP is disabled. Before: bash ip li set dev eth0 xdp obj xdpdummy.bpf.o sec xdp ip li set dev...

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: media: vidtv: Fixed a NULL pointer dereference in vidtvmuxpushsi. syzbot reported a general protection fault in vidtvpsitspsiwriteinto1. vidtvmuxgetpidctx may return NULL, but vidtvmuxpushsi does not check for this before...

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: batman-adv: dat: handle forward allocation error The batadvdatforwarddata function calls pskbcopyforclone to duplicate an skb for each DHT candidate. However, it does not check the return value before passing it to the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fixed a NULL pointer bug in svmrangesetattr. The processinfo can be NULL if the user does not call kfdioctlacquirevm before calling kfdioctlsvm. Cherry-picked from commit 83a26c812e0529eb040d31a76f73e33e637243d4...

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: pwm: lpc32xx: Remove handling of PWM channels Since the LPC32xx PWM controllers have only one output, which is registered as the only PWM device/channel per controller, it is known in advance that pwm-hwpwm value is always 0. Bas...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mptcp: fixed TCP options overflow. Syzbot reported the following errors: Oops: general protection fault, likely due to a non-canonical address 0xdffffc0000000001: 0000 1 PREEMPT SMP KASAN PTI KASAN: null-ptr-deref in range...

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: ipv6: Added NULL checks for idev in SRv6 paths. in6devget may return NULL when the device has no IPv6 configuration e.g., when MTU IPV6MINMTU, or after NETDEVUNREGISTER. Added NULL checks for idev returned by in6devget in both...