InfoSect Blog
Technical Blog Reverse engineering, exploitation and breaking tech.
- Posts
- 111 from 25 Jan 2018 to 1 Aug 2025
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- now and then
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2025 1
2024 1
2023 1
2022 5
2021 1
2020 12
- C++ Memory Corruption – part 1
- Double Frees in Chrome’s Partition Alloc – part 2
- Bit Flipping Attacks Against Free List Pointer Obfuscation
- An Analysis of Linux Kernel Heap Hardening
- Bypassing Pointer Guard in Linux’s glibc
- Breaking Secure Checksums in the Scudo Allocator
- InfoSect Coronavirus (COVID-19) Announcement
- Heap Exploitation in Chrome’s PartitionAlloc – part 1
- Weaknesses in Linux Kernel Heap Hardening
- Linux Kernel Stack Smashing
- Pointer Compression in V8
- Firefox Spidermonkey JS Engine Exploitation
2019 30
- Freelist Heap Exploitation on Docker Alpine Linux Images
- Attacks on the TCMalloc Heap Allocator
- Newlib Unlink Heap Exploitation
- uClibc Unlink Heap Exploitation
- AVR LIBC Freelist Poisoning
- Diet LIBC Freelist Poisoning
- Diet LIBC House of Spirit
- AVR LIBC Overlapping Chunks
- AVR LIBC House of Spirit
- Linux Heap Unsorted Bin LIBC Base Leak
- Linux Heap Fast Bin Poisoning part 2
- Linux Heap Fast Bin Poisoning part 1
- Linux Heap TCache House of Spirit
- Linux Heap TCache Free Chunk Information Disclosure
- Linux Heap glibc TCache Double Free Mitigation Bypass
- Cryptopals Challenge 23: Clone an MT19937 RNG from its output
- Linux Heap House of Force Exploitation
- Linux Heap Calloc Exploitation part 2
- Linux Heap Calloc Exploitation
- Linux Heap Overlapping Chunks Exploitation
- Linux Heap Fast Bin Double Free Exploitation
- Linux Heap glibc 2.27 Double Free Exploitation
- Linux Heap TCache Poisoning
- OpenBIOS ELF Loader Buffer Overflow
- unmass Buffer Overflow
- strncat Buffer Overflow in OpenBIOS
- strncpy again in xen
- Does anyone get strncpy right?
- Apache Nimble Bluetooth Stack
- ESP8266 Firmware Buffer Overflows
2018 60
- Pitfalls Using strcat
- Memory Bugs in Multiple Linux Kernel Drivers using DebugFS
- Linux Kernel Infoleaks
- ASUS DSL-AC3100 Router Firmware BCM Kernel Driver Bug
- ASUS DSL-AC3100 Router Firmware radvd Bugs
- ASUS DSL-AC3100 Router Firmware sendpackets Bug
- ASUS DSL-AC3100 Router Firmware PPP bug
- ASUS DSL-AC3100 Router Firmware DHCP Bug
- Month of Kali Off-By-Ones #1 #2 # 3 #4
- 2 tiny bugs in sqlmap
- NetBSD NFS Kernel Vulnerability
- Linux kernel drivers/usb/gadget/function/f_fs.c
- 2 Recent InfoSect CVEs
- Axmail
- Forensics Bugs (#2 rifitui)
- Forensics Bugs (#1 recoverjpeg)
- unhide (part #3)
- unhide (part #2)
- unhide (part #1)
- chkrootkit (part #4)
- chkrootkit (part #3)
- chkrootkit (part #2)
- chkrootkit (part #1)
- Wireshark (#2)
- 2 bugs do make a right in Wireshark
- InfoSect’s Month of Pointless Bonus Bugs (#34)
- InfoSect’s Month of Pointless Bonus Bugs (#33)
- InfoSect’s Month of Pointless Bonus Bugs (#32)
- InfoSect’s Month of Pointless Bonus Bugs (#31)
- InfoSect’s Month of Pointless Bugs (#30)
- InfoSect’s Month of Pointless Bugs (#29)
- InfoSect’s Month of Pointless Bugs (#27)
- InfoSect’s Month of Pointless Bugs (#26)
- InfoSect’s Month of Pointless Bugs (#25)
- InfoSect’s Month of Pointless Bugs (#24)
- InfoSect’s Month of Pointless Bugs (#23)
- InfoSect’s Month of Pointless Bugs (#28)
- InfoSect’s Month of Pointless Bugs (#22)
- InfoSect’s Month of Pointless Bugs (#21)
- InfoSect’s Month of Pointless Bugs (#20)
- InfoSect’s Month of Pointless Bugs (#19)
- InfoSect’s Month of Pointless Bugs (#18)
- InfoSect’s Month of Pointless Bugs (#17)
- InfoSect’s Month of Pointless Bugs (#16)
- InfoSect’s Month of Pointless Bugs (#15)
- InfoSect’s Month of Pointless Bugs (#14)
- InfoSect’s Month of Pointless Bugs (#13)
- InfoSect’s Month of Pointless Bugs (#12)
- InfoSect’s Month of Pointless Bugs (#11)
- InfoSect’s Month of Pointless Bugs (#10)
- InfoSect’s Month of Pointless Bugs (#9)
- InfoSect’s Month of Pointless Bugs (#17)
- InfoSect’s Month of Pointless Bugs (#8)
- InfoSect’s Month of Pointless Bugs (#7)
- InfoSect’s Month of Pointless Bugs (#6)
- InfoSect’s Month of Pointless Bugs (#5)
- InfoSect’s Month of Pointless Bugs (#4)
- InfoSect’s Month of Pointless Bugs (#3)
- InfoSect’s Month of Pointless Bugs (#1, #2)
- NetBSD kernel wscons IOCTL vulnerable bug class