EUVD-2026-81954

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: access chan-conn safely in get/setsockopt Since commit b66774b48dd9 "Bluetooth: L2CAP: Fix UAF in channel timeout by holding conn ref" l2capchan::conn has held reference and remains non-NULL also after the...

CVE-2026-90093

CVE-2026-90093 affects the Linux kernel Bluetooth L2CAP subsystem. Since commit b66774b48dd9, l2cap_chan::conn retains a held reference and remains non-NULL even after the corresponding hci_conn is deleted. In this state, accessing fields such as hci_conn::hdev is invalid, causing a KASAN crash i...

CVE-2019-18885

CVE-2019-18885 CVE-2019-18885 bobfuzzer Miembros del Equipo Información Resumen Objetivo Reproducir Causas del Error Vista del Depurador Registros de KASAN Agradecimientos bobfuzzer equipo del proyecto en BoB también conocido como Best of the Best, República de Corea. [email protected]...

CVE-2026-89947

In the Linux kernel, the following vulnerability has been resolved: clk: meson: align gxbb32kclksel number of parents with actual count The following out-of-bounds read has been observed by Christian on a GXBB WeTek Hub: ================================================================== BUG: KASA...

CVE-2026-89947

CVE-2026-89947 is a global-out-of-bounds read in the Linux kernel's Amlogic Meson GXBB clock driver . When commit 7915d7d5407c removed a non-existing 32k clock parent from the gxbb_32k_clk_sel mux, it did not adjust the hard-coded num_parents field, causing __clk_register to read past the end of ...

CVE-2026-89781 fs/ntfs3: fix out-of-bounds read in read_log_rec_buf()

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: fix out-of-bounds read in readlogrecbuf readlogrecbuf copies a log record into a caller buffer starting at u32 off = lsntopageofflog, lsn + log-recordheaderlen; log-recordheaderlen and log-dataoff, used for the followin...

CVE-2020-0423

非常感谢所有发布其工作的其他安全研究人员，他们允许他人学习并进行独立研究。 Resources: Original exploit article via longterm.io: https://www.longterm.io/cve-2020-0423.html Repo from Github user 20000s, also looking into 2020-0423: https://github.com/20000s/androidcve/tree/main Typhoon Black Hat presentation, documenting 2020-0423 as...

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

In the Linux kernel, the following vulnerability has been resolved: The issue involves bcm: – a UAF Use-After-Free flaw in bcmprocshow. Bug: KASAN: A slabuse-after-free issue occurs in bcmprocshow+0x969/0xa80. A size 8 byte read was performed at address ffff888155846230 by the task cat/7862. CPU:...

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

In the Linux kernel, the following vulnerability has been resolved: net: tun: Fix use-after-free in tundetach Syzbot reported a use-after-free in tundetach. This causes a call trace like the following: ================================================================== BUG: KASAN: use-after-free i...

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: RDMA/core: Fixed the issue “KASAN: slab-use-after-free Read in ibdevicerename”. Call Trace: dumpstack: lib/dumpstack.c:94 inline dumpstacklvl+0x116/0x1f0: lib/dumpstack.c:120 printaddressdescription: mm/kasan/report.c:408 inline...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ubi: Fixed a race condition between ctrlcdevioctl and ubicdevioctl. Hulk Robot reported a KASAN report regarding a use-after-free issue: ========================================== BUG: KASAN: use-after-free in...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Fixed a use-after-free issue in ext4findextent when using bigalloc with inline data. Syzbot identified the following issue: - loop0: A change in capacity was detected, from 0 to 2048. - EXT4-fs loop0: The filesystem...

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

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Fixed the issue where the RPC client cleaned up the freed pipefs directories. The cleanup of the RPC client’s pipefs directories is handled in the rpcremovepipedir function, which processes the workqueue. This function...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: avoided invalid memory access via nodeonlineNUMANONODE. KASAN reports: 4.668325 T0 BUG: KASAN: wild-memory-access in dmarparseonerhsa arch/x86/include/asm/bitops.h:214, arch/x86/include/asm/bitops.h:226,...

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: Bluetooth: Fixed null-ptr-deref in l2capsockresumecb. syzbot reported null-ptr-deref in l2capsockresumecb. 0 l2capsockresumecb has a similar issue that was fixed in commit 1bff51ea59a9 “Bluetooth: fixed use-after-free errors i...

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

In the Linux kernel, the following vulnerabilities have been resolved: net/ipv6: avoided a possible Use After Free UAF in ip6routempathnotify syzbot discovered another use-after-free in ip6routempath Notify. 1 The commit f7225172f25a “net/ipv6: prevent use after free in ip6routempath Notify” fail...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: kunit/overflow: Fixed the UB in overflowallocationtest. The 'devicename' array does not exist outside the 'overflowallocationtest' function scope. However, it is used as a driver name when calling 'kunitdrivercreate' from...

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: macvlan: A grace period for resource control is observed in the error path of macvlancommonnewlink. Valis reported that a race condition still occurs after our previous patch. macvlancommonnewlink might have made the device...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PM: runtime: Fixed a race condition related to device removal The following code in pmruntimework may cause dereferencing of the dev-parent pointer after the parent device has been freed: c / Maybe the parent is now able to...

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: Tracing: Limit access to parser-buffer when tracegetuser fails. When the length of the string written to setftracefilter exceeds FTRACEBUFFMAX, the following KASAN alarm will be triggered: BUG: KASAN: Slab-out-of-bounds in...