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

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

In the Linux kernel, the following vulnerabilities have been resolved: - net: hsr: Avoid potential out-of-bound access in fillframeinfo. syzbot can inject a packet with 14 bytes, pretending it is a VLAN packet. Since fillframeinfo already relies on skb-maclen, extend the check to cover this case....

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, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: hfsplus: fixed the KMSAN uninit-value issue in hfsplusextcacheextent The syzbot reported an issue in hfsplusextcacheextent: 70.194323 T9350 BUG: KMSAN: uninit-value in hfsplusextcacheextent+0x7d0/0x990 70.195022 T9350...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: fixed an uninitialized value in caifseqpktsendmsg. When nrsegs equals zero in iovecfromuser, the object msg-msgiter.iov contains uninitialized stack memory, which is used in caifseqpktsendmsg. This behavior is defined 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, 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...

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 6.1

In the Linux kernel, the following vulnerability has been resolved: mctp i2c: Initializing the event handler for read bytes A value of 0xff was set for I2C reads of the mctp-i2c device. Otherwise, reads will return “val” from the I2C bus driver. For I2c-aspeed and i2c-npcm7xx, this represents an...

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

In the Linux kernel, the following vulnerability has been resolved: net: bridge: xmit: Ensure that the ethheaderlen field is set to a valid value. The syzbot triggered an uninitvalue1 error in the bridgedevice’s xmit path by sending a packet shorter than ETHHLEN bytes. To fix this issue, check...

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: ocfs2: Fixed an uninitialized value in ocfs2filereaditer. Syzbot has reported the following KMSAN errors: BUG: KMSAN: Uninitialized value in ocfs2filereaditer+0x9a4/0xf80; ocfs2filereaditer+0x9a4/0xf80; ioread+0x8d4/0x20f0;...

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: Media: dvb-frontends: dib3000mb: The issue of an uninitialized value was fixed in dib3000writereg. Syzbot reports that there is an issue with uninitialized values discovered by KMSAN in dib3000readreg. The local variable rb2 is...

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 in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: vxlan: Fixed an uninitialized value in vxlanvnifilterdump. KMSAN reported an uninitialized value access in vxlanvnifilterdump. 1 If the length of the netlink message payload is less than sizeofstruct tunnelmsg,...

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

In the Linux kernel, the following vulnerabilities have been resolved: gtp: The network headers were pulled into gtpdevxmit. syzbot/KMSAN reported the use of uninitvalue in getdevxmit. 1 We must ensure that the IPv4 or IPv6 headers are pulled into skb-head before accessing fields within them. Use...

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

In the Linux kernel, the following vulnerabilities have been resolved: inetdiag: The pad field in struct inetdiagreqv2 should be initialized. KMSAN reported an uninitialized access to uninitvalue in rawlookup. The diagnostic function for raw sockets uses the pad field in struct inetdiagreqv2 for...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: nbd: Always initialize struct msghdr completely. syzbot reports that the value of msg-msggetinq may be uninitialized 1. The struct msghdr has many new fields recently. We should always ensure that their values are zero by...

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

In the Linux kernel, the following vulnerabilities have been resolved: hfsplus: fixed an issue with uninit-value in copyname Bug reported by syzbot BUG: KMSAN: uninit-value in sizedstrscpy+0xc4/0x160 sizedstrscpy+0xc4/0x160 copyname+0x2af/0x320 fs/hfsplus/xattr.c:411 hfspluslistxattr+0x11e9/0x1a5...

Astra Linux – Vulnerability in Linux 5.15

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 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...