CVE-2026-47330

Ubuntu Linux 6.8, 7.17 and 7.0 contain AppArmor SAUCE patches that can use an uninitialized variable in notification handling code. The bug can be triggered by an unprivileged local user and can result in the incorrect caching of AppArmor notification responses. Affected component: AppArmor/notif...

CVE-2026-46169

In the Linux kernel, the following vulnerability has been resolved: hfsplus: fix uninit-value by validating catalog record size Syzbot reported a KMSAN uninit-value issue in hfsplusstrcasecmp. The root cause is that hfsbrecread doesn't validate that the on-disk record size matches the expected si...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from hfsplus not verifying the size of directory records. This could lead to uninitialized value issue...

PT-2026-43732

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the mctp-i2c device where i2c reads fail to initialize the event handler read bytes. This causes reads to return the val variable from the i2c bus driver. In the cases...

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

In the Linux kernel, the following vulnerabilities have been resolved: usb-storage: alauda: Fixed an issue where an uninitialized value was used in alaudacheckmedia. Syzbot reported that KMSAN complained about accessing an uninitialized value within the alauda subdriver of usb-storage. Bug: KMSAN...

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: hsr: Fixed uninit-value access in fillframeinfo Syzbot reports the following uninit-value access problems. ===================================================== BUG: KMSAN: uninit-value in fillframeinfo net/hsr/hsrforward.c:60...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: virtio/vsock: Fixed an uninit-value issue in virtiotransportrecvpkt KMSAN reported the following uninit-value access issues: ===================================================== BUG: KMSAN: uninit-value in...

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: Changed the nlapolicy for bearer-related names to NLANULSTRING. The syzbot reported the following uninit-value access issues 1: ===================================================== BUG: KMSAN: uninit-value in strlen...

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

In the Linux kernel, the following vulnerability has been resolved: BPF: Avoid using an uninitialized value in BPFCOREREADBITFIELD Changes from V1: - A default branch is added to the switch statement to initialize val. GCC warns that val may be used uninitialized in the BPFCREREADBITFIELD macro,...

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

In the Linux kernel, the following vulnerabilities have been resolved: geneve: Fixed header validation in geneve6xmitskb. syzbot is able to trigger an uninit-value in genevexmit. Problem: While most IP tunnel helpers such as iptunnelgetdsfield use skbprotocolskb, true, pskbinetmaypull only uses...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Fixed an uninitialized value in ‘ext4evict inode’. Syzbot identified the following issue: ===================================================== BUG: KMSAN: Uninitialized value in ext4evict inode+0xdd/0x26b0,...

Astra Linux – Vulnerability in libwebp

An use of an uninitialized value was found in libwebp in versions before 1.0.1 in the ReadSymbol function...

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

In the Linux kernel, the following vulnerabilities have been resolved: fs: Fixed an issue with uninitialized values in fromkuid and fromkgid. ocfs2setattr uses attr-iamode, attr-iauid, and attr-iagid in a trace point, even though ATTRMODE, ATTRUID, and ATTRGID are not set. All fields of newattrs...

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/9p: Fixed an issue related to uninit-value in p9clientrpc. Syzbot, with the help of KMSAN, reported the following errors: BUG: KMSAN: uninit-value in trace9pclientres, include/trace/events/9p.h:146 inline BUG: KMSAN:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fs: init flagsvalid before calling vfsfileattrget syzbot reported a uninit-value bug in 1. Similar to the “get” context, where the kernel’s filekattr structure is initialized before calling vfsfileattrget, we should use the same...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mac80211: Only QoS data frames are tracked for admission control. For admission control, it clearly only applies to QoS data frames. Otherwise, we wouldn’t even be able to access the QoS field in the header. Syzbot reported an...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: mm/mempolicy: fixed an issue where uninit-value was present in mpolrebindpolicy. mpolsetnodemask mm/mempolicy.c does not set the nodemask when pol-mode is MPOLLOCAL. Check pol-mode before accessing pol-w.cpusetmemsallowed in...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Staging: rtl8712: fixed an issue where uninit-value was present in r871xudrvinit. When ‘tmpU1b’ returns from r8712read8padapter, EE9346CR is 0, ‘mac6’ will not be initialized. BUG: KMSAN: uninit-value in r871xudrvinit+0x2d54/0x30...

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

In the Linux kernel, the following vulnerabilities have been resolved: hsr: Fixed uninit-value access in hsrgetnode KMSAN reported the following uninit-value access issue 1: ===================================================== BUG: KMSAN: uninit-value in hsrgetnode+0xa2e/0xa40...

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: usb: smsc75xx: Fixed access to uninitvalue in smsc75xxreadreg syzbot reported the following issues with access to uninitvalue: ===================================================== BUG: KMSAN: uninitvalue in...