CVE-2026-43032 NFC: pn533: bound the UART receive buffer

In the Linux kernel, the following vulnerability has been resolved: NFC: pn533: bound the UART receive buffer pn532receivebuf appends every incoming byte to dev-recvskb and only resets the buffer after pn532uartrxisframe recognizes a complete frame. A continuous stream of bytes without a valid...

CVE-2026-43032

In the Linux kernel, the following vulnerability has been resolved: NFC: pn533: bound the UART receive buffer pn532receivebuf appends every incoming byte to dev-recvskb and only resets the buffer after pn532uartrxisframe recognizes a complete frame. A continuous stream of bytes without a valid...

CVE-2026-43032

CVE-2026-43032 affects the Linux kernel NFC pn533/pn532 UART receive path. The root cause is that pn532_receive_buf() appends incoming bytes to dev->recv_skb and only clears the partial frame when a complete PN532 frame header is recognized, allowing a continuous invalid stream to grow the skb...

CVE-2026-43032

In the Linux kernel, the following vulnerability has been resolved: NFC: pn533: bound the UART receive buffer pn532receivebuf appends every incoming byte to dev-recvskb and only resets the buffer after pn532uartrxisframe recognizes a complete frame. A continuous stream of bytes without a valid...

CVE-2026-43029

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix soft lockup in mptcprecvmsg syzbot reported a soft lockup in mptcprecvmsg 0. When receiving data with MSGPEEK | MSGWAITALL flags, the skb is not removed from the skreceivequeue. This causes skwaitdata to always find...

CVE-2026-43011 net/x25: Fix potential double free of skb

In the Linux kernel, the following vulnerability has been resolved: net/x25: Fix potential double free of skb When allocskb fails in x25queuerxframe it calls kfreeskbskb at line 48 and returns 1 error. This error propagates back through the call chain: x25queuerxframe returns 1 | v x25state3machi...

EUVD-2026-26587

In the Linux kernel, the following vulnerability has been resolved: iouring/net: fix slab-out-of-bounds read in iobundlenbufs sqe-len is u32 but gets stored into sr-len which is int. When userspace passes sqe-len values exceeding INTMAX e.g. 0xFFFFFFFF, sr-len overflows to a negative value. This...

CVE-2026-37532

AGL agl-service-can-low-level thru 17.1.12 contains a heap buffer over-read in the isotp-c library. In isotpcontinuereceive receive.c:87-89, the payloadlength for a Single Frame is extracted from a 4-bit nibble in the CAN frame data, yielding values 0-15. However, a standard CAN frame is only 8...

ISO-TP (ISO 15765-2) Support Library in C 缓冲区错误漏洞

ISO-TP ISO 15765-2 Support Library in C is an OpenXC Vehicle Platform open source ISO-TP protocol library that supports CAN bus long message transmission. A buffer error vulnerability exists in ISO-TP ISO 15765-2 Support Library in C. The vulnerability originates from an out-of-bounds read in the...

PT-2026-36507

Name of the Vulnerable Software and Affected Versions AGL agl-service-can-low-level versions prior to 17.1.12 Description A heap buffer over-read exists in the isotp-c library. In the isotp continue receive function, the payload length for a Single Frame is extracted from a 4-bit nibble in the CA...

CVE-2026-37535: Out-of-bounds Read

openxc/isotp-c thru commit 5a5d19245f65189202719321facd49ce6f5d46ac 2021-08-09 contains an out-of-bounds read in the ISO-TP Single Frame receive handler, where the 4-bit payload length nibble is used directly as the memcpy size without validating it against the actual CAN data length. A malicious...

EUVD-2026-26688

openxc/isotp-c thru commit 5a5d19245f65189202719321facd49ce6f5d46ac 2021-08-09 contains an out-of-bounds read in the ISO-TP Single Frame receive handler, where the 4-bit payload length nibble is used directly as the memcpy size without validating it against the actual CAN data length. A malicious...

Linux kernel 安全漏洞

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 stems from the mptcprecvmsg function in mptcp not keeping track of the last snooped skb when using MSGPEEK, which could...

CVE-2026-37535

openxc/isotp-c thru commit 5a5d19245f65189202719321facd49ce6f5d46ac 2021-08-09 contains an out-of-bounds read in the ISO-TP Single Frame receive handler, where the 4-bit payload length nibble is used directly as the memcpy size without validating it against the actual CAN data length. A malicious...

JLSEC-2026-369 A vulnerability has been found in Cesanta Mongoose up to 7.20

A vulnerability has been found in Cesanta Mongoose up to 7.20. This affects the function mgtlsrecvcert of the file mongoose.c of the component TLS 1.3 Handler. Such manipulation of the argument pubkey leads to heap-based buffer overflow. The attack may be launched remotely. The exploit has been...

Linux Distros Unpatched Vulnerability : CVE-2026-31538

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: smb: server: make use of smbdirectsocket.recvio.credits.available The logic off managing rec...

Linux Distros Unpatched Vulnerability : CVE-2026-31501

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: ti: icssg-prueth: fix use-after-free of CPPI descriptor in RX path cppi5hdescgetpsdata returns a pointer into the CPPI descriptor. In both emacrxpacket and...

CVE-2026-31538

A flaw was found in the Linux kernel's Server Message Block SMB direct server. A race condition exists in the logic responsible for managing receive credits. This occurs because the system's method of counting posted receive input/output recvio and granted credits is susceptible to timing issues...

CVE-2026-31677

A flaw was found in the Linux kernel's afalg Algorithm Interface component. This vulnerability allows a local attacker to cause a denial of service DoS by sending specially crafted requests. The afalggetrsgl function fails to properly limit the extraction of receive scatterlist RX SG data based o...

PT-2026-44275

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified openSUSE Tumbleweed versions prior to kernel-devel-7.0.11-1.1 Description A race condition exists in the ieee80211 invoke fast rx function within the mac80211 wireless driver. The rx result variable...