CVE-2026-110912

🩸 CVE-2026-110912 — ARPBleed 🩸 ARP Packet Handling Vulnerability | DragonFly BSD | Security Research 🩸 Overview ARPBleed is the name associated with the reported vulnerability CVE-2026-110912, involving improper handling of Address Resolution Protocol ARP packet length fields in DragonFly BSD...

CVE-2021-33564

CVE-2021-33564 PoC Exploit script for CVE-2021-33564 Argument Injection in Dragonfly Ruby Gem. Usage Arbitrary File Read python3 poc.py -u https:///system/refinery/images -r /etc/passwd Arbitrary File Write python3 poc.py -u https:///system/refinery/images -w public/test.txt -c test.txt -lu http:...

CVE-2021-33564

CVE-2021-33564 PoC Exploit script for CVE-2021-33564 Argument Injection in Dragonfly Ruby Gem. Usage Arbitrary File Read python3 poc.py -u https:///system/refinery/images -r /etc/passwd Arbitrary File Write python3 poc.py -u https:///system/refinery/images -w public/test.txt -c test.txt -lu http:...

Ruby Dragonfly <1.4.0 - Remote Code Execution

Ruby Dragonfly before 1.4.0 contains an argument injection vulnerability that allows remote attackers to read and write to arbitrary files via a crafted URL when the verifyurl option is disabled. This may lead to code execution. The problem occurs because the generate and process features mishand...

Dragonfly2 < 2.1.0-beta.1 - Hardcoded JWT Secret

Dragonfly is an open source P2P-based file distribution and image acceleration system. It is hosted by the Cloud Native Computing Foundation CNCF as an Incubating Level Project. Dragonfly uses JWT to verify user. However, the secret key for JWT, "Secret Key", is hard coded, which leads to...

EUVD-2026-102470

Dragonfly through 2.0.2 contains an unbounded memory allocation vulnerability that allows unauthenticated clients to exhaust memory by passing a negative COUNT to HRANDFIELD, ZRANDMEMBER or SRANDMEMBER. Attackers can send a single command against a one-element key with a huge negative COUNT to...

CVE-2026-111279

Dragonfly through 2.0.2 contains an unbounded memory allocation vulnerability that allows unauthenticated clients to exhaust memory by passing a negative COUNT to HRANDFIELD, ZRANDMEMBER or SRANDMEMBER. Attackers can send a single command against a one-element key with a huge negative COUNT to...

CVE-2026-111279 Dragonfly through 2.0.2 Unbounded Memory Allocation via Negative COUNT in HRANDFIELD, ZRANDMEMBER and SRANDMEMBER

Dragonfly through 2.0.2 contains an unbounded memory allocation vulnerability that allows unauthenticated clients to exhaust memory by passing a negative COUNT to HRANDFIELD, ZRANDMEMBER or SRANDMEMBER. Attackers can send a single command against a one-element key with a huge negative COUNT to...

CVE-2026-111279 Dragonfly through 2.0.2 Unbounded Memory Allocation via Negative COUNT in HRANDFIELD, ZRANDMEMBER and SRANDMEMBER

Dragonfly through 2.0.2 contains an unbounded memory allocation vulnerability that allows unauthenticated clients to exhaust memory by passing a negative COUNT to HRANDFIELD, ZRANDMEMBER or SRANDMEMBER. Attackers can send a single command against a one-element key with a huge negative COUNT to...

CVE-2026-111279

The Dragonfly database (through version 2.0.2 ) is vulnerable to an unbounded memory allocation issue. An unauthenticated client can exhaust system memory by providing a negative COUNT value to the HRANDFIELD , ZRANDMEMBER , or SRANDMEMBER commands. By sending a single command against a one-eleme...

CVE-2026-110912

In DragonFly BSD through 6.4.2 before 4bb22ff, the ARP input handlers arpintr and inarpinput sys/netinet/ifether.c do not validate the hardware address length arhln and protocol address length arpln fields of incoming ARP packets. inarpreply then uses these attacker-controlled values as memcpy...

CVE-2026-110912

In DragonFly BSD through 6.4.2 before 4bb22ff, the ARP input handlers arpintr and inarpinput sys/netinet/ifether.c do not validate the hardware address length arhln and protocol address length arpln fields of incoming ARP packets. inarpreply then uses these attacker-controlled values as memcpy...

CVE-2026-110912

In DragonFly BSD through 6.4.2 before 4bb22ff, the ARP input handlers arpintr and inarpinput sys/netinet/ifether.c do not validate the hardware address length arhln and protocol address length arpln fields of incoming ARP packets. inarpreply then uses these attacker-controlled values as memcpy...

CVE-2026-110912

In DragonFly BSD (through 6.4.2 before 4bb22ff), the ARP input handlers arpintr() and in_arpinput() in sys/netinet/if_ether.c fail to validate the ar_hln and ar_pln fields of incoming ARP packets. Consequently, in_arpreply() uses these attacker-controlled values as memcpy lengths when copying fro...

CVE-2026-110912

In DragonFly BSD through 6.4.2 before 4bb22ff, the ARP input handlers arpintr and inarpinput sys/netinet/ifether.c do not validate the hardware address length arhln and protocol address length arpln fields of incoming ARP packets. inarpreply then uses these attacker-controlled values as memcpy...

EUVD-2026-101819

In DragonFly BSD through 6.4.2 before 4bb22ff, the ARP input handlers arpintr and inarpinput sys/netinet/ifether.c do not validate the hardware address length arhln and protocol address length arpln fields of incoming ARP packets. inarpreply then uses these attacker-controlled values as memcpy...

PT-2026-114755

Name of the Vulnerable Software and Affected Versions DragonFly BSD versions prior to 6.6 Description The ARP input handlers arpintr and in arpinput in sys/netinet/if ether.c fail to validate the hardware address length ar hln and protocol address length ar pln fields of incoming ARP packets...

CVE-2026-110912: Improper Handling of Length Parameter Inconsistency

In DragonFly BSD through 6.4.2 before 4bb22ff, the ARP input handlers arpintr and inarpinput sys/netinet/ifether.c do not validate the hardware address length arhln and protocol address length arpln fields of incoming ARP packets. inarpreply then uses these attacker-controlled values as memcpy...

CVE-2026-111279: Memory Allocation with Excessive Size Value

Dragonfly through 2.0.2 contains an unbounded memory allocation vulnerability that allows unauthenticated clients to exhaust memory by passing a negative COUNT to HRANDFIELD, ZRANDMEMBER or SRANDMEMBER. Attackers can send a single command against a one-element key with a huge negative COUNT to...

CVE-2026-104192: Double Free

Dragonfly is an in-memory data store built for modern application workloads. Prior to 1.40, OpaqueObjLoader::CreateStream in src/server/rdbload.cc can associate one streamNACK with a consumer group's global PEL and a consumer-local PEL, then free the shared object when a duplicate consumer entry ...