DEBIAN-CVE-2021-47248

In the Linux kernel, the following vulnerability has been resolved: udp: fix race between close and udpabort Kaustubh reported and diagnosed a panic in udpliblookup. The root cause is udpabort racing with close. Both racing functions acquire the socket lock, but udpv6destroysock release it before...

DEBIAN-CVE-2021-47231

In the Linux kernel, the following vulnerability has been resolved: can: mcbausb: fix memory leak in mcbausb Syzbot reported memory leak in SocketCAN driver for Microchip CAN BUS Analyzer Tool. The problem was in unfreed usbcoherent. In mcbausbstart 20 coherent buffers are allocated and there is...

DEBIAN-CVE-2021-47224

In the Linux kernel, the following vulnerability has been resolved: net: lltemac: Make sure to free skb when it is completely used With the skb pointer piggy-backed on the TX BD, we have a simple and efficient way to free the skb buffer when the frame has been transmitted. But in order to avoid...

UBUNTU-CVE-2021-47248

In the Linux kernel, the following vulnerability has been resolved: udp: fix race between close and udpabort Kaustubh reported and diagnosed a panic in udpliblookup. The root cause is udpabort racing with close. Both racing functions acquire the socket lock, but udpv6destroysock release it before...

UBUNTU-CVE-2021-47304

In the Linux kernel, the following vulnerability has been resolved: tcp: fix tcpinittransfer to not reset icskcainitialized This commit fixes a bug found by syzkaller that could cause spurious double-initializations for congestion control modules, which could cause memory leaks or other problems...

UBUNTU-CVE-2021-47302

In the Linux kernel, the following vulnerability has been resolved: igc: Fix use-after-free error during reset Cleans the next descriptor to watch nexttowatch when cleaning the TX ring. Failure to do so can cause invalid memory accesses. If igcpoll runs while the controller is being reset this ca...

UBUNTU-CVE-2021-47370

In the Linux kernel, the following vulnerability has been resolved: mptcp: ensure tx skbs always have the MPTCP ext Due to signed/unsigned comparison, the expression: info-sizegoal - skb-len 0 evaluates to true when the size goal is smaller than the skb size. That results in lack of tx cache...

UBUNTU-CVE-2021-47224

In the Linux kernel, the following vulnerability has been resolved: net: lltemac: Make sure to free skb when it is completely used With the skb pointer piggy-backed on the TX BD, we have a simple and efficient way to free the skb buffer when the frame has been transmitted. But in order to avoid...

UBUNTU-CVE-2021-47294

In the Linux kernel, the following vulnerability has been resolved: netrom: Decrease sock refcount when sock timers expire Commit 63346650c1a9 "netrom: switch to sock timer API" switched to use sock timer API. It replaces modtimer by skresettimer, and deltimer by skstoptimer. Function skresettime...

CVE-2021-47248 udp: fix race between close() and udp_abort()

In the Linux kernel, the following vulnerability has been resolved: udp: fix race between close and udpabort Kaustubh reported and diagnosed a panic in udpliblookup. The root cause is udpabort racing with close. Both racing functions acquire the socket lock, but udpv6destroysock release it before...

SUSE CVE-2024-27418

In the Linux kernel, the following vulnerability has been resolved: net: mctp: take ownership of skb in mctplocaloutput Currently, mctplocaloutput only takes ownership of skb on success, and we may leak an skb if mctplocaloutput fails in specific states; the skb ownership isn't transferred until...

SUSE CVE-2024-35856

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btusb: mediatek: Fix double free of skb in coredump hcidevcdappend would free the skb on error so the caller don't have to free it again otherwise it would cause the double free of skb. Reported-by : Dan Carpenter...

SUSE CVE-2024-35890

In the Linux kernel, the following vulnerability has been resolved: gro: fix ownership transfer If packets are GROed with fraglist they might be segmented later on and continue their journey in the stack. In skbsegmentlist those skbs can be reused as-is. This is an issue as their destructor was...

SUSE CVE-2024-35894

In the Linux kernel, the following vulnerability has been resolved: mptcp: prevent BPF accessing lowat from a subflow socket. Alexei reported the following splat: WARNING: CPU: 32 PID: 3276 at net/mptcp/subflow.c:1430 subflowdataready+0x147/0x1c0 Modules linked in: dummy bpftestmodO last unloaded...

SUSE CVE-2024-35933

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btintel: Fix null ptr deref in btintelreadversion If hcicmdsynccomplete is triggered and skb is NULL, then hdev-reqskb is NULL, which will cause this issue...

SUSE CVE-2024-35966

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: Fix not validating setsockopt user input syzbot reported rfcommsocksetsockoptold is copying data without checking user input length. BUG: KASAN: slab-out-of-bounds in copyfromsockptroffset...

SUSE CVE-2024-35976

In the Linux kernel, the following vulnerability has been resolved: xsk: validate user input for XDPUMEM|COMPLETIONFILLRING syzbot reported an illegal copy in xsksetsockopt 1 Make sure to validate setsockopt @optlen parameter. 1 BUG: KASAN: slab-out-of-bounds in copyfromsockptroffset...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. Linux kernel has a security vulnerability that stems from a skb leak...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that originates from a page leak when building a skb in big mode...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. Linux kernel has a security vulnerability that stems from a vulnerability in the bpf, sockmap module...