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CVE-2026-115486

Medium priority
Needs evaluation

A flaw was found in the iscsiuio component of open-iscsi. The IPv6 Neighbor Discovery handler accesses link-layer address options at a fixed offset without verifying the packet contains them. Additionally, the ARP table is updated...

1 affected package

open-iscsi

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
open-iscsi Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-115485

Medium priority
Needs evaluation

A flaw was found in the iscsiuio component of open-iscsi. The DHCPv6 option parser calls strlen() on raw network data without ensuring a NUL terminator is present, causing it to read past the buffer into heap memory. This...

1 affected package

open-iscsi

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
open-iscsi Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-115484

Medium priority
Needs evaluation

A flaw was found in the iscsiuio component of open-iscsi. The DHCPv4 option parser incorrectly calculates the length of the options data, causing it to read beyond the allocated buffer into adjacent heap memory. An attacker on the...

1 affected package

open-iscsi

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
open-iscsi Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-18725

Medium priority
Needs evaluation

[Unknown description]

1 affected package

open-iscsi

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
open-iscsi Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-18724

Medium priority
Needs evaluation

[Unknown description]

1 affected package

open-iscsi

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
open-iscsi Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-18728

Medium priority
Needs evaluation

A flaw was found in open-iscsi. An integer underflow vulnerability in the `iscsiuio` component, specifically during IPv4 Dynamic Host Configuration Protocol (DHCP) parsing, allows a remote attacker on the same local...

1 affected package

open-iscsi

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
open-iscsi Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-18727

Medium priority
Needs evaluation

A flaw was found in open-iscsi's iscsiuio component. This vulnerability involves an integer underflow and out-of-bounds read during Dynamic Host Configuration Protocol for IPv6 (DHCPv6) packet parsing. Specifically, crafted DHCPv6...

1 affected package

open-iscsi

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
open-iscsi Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-18726

Medium priority
Needs evaluation

A flaw was found in open-iscsi. This vulnerability allows a remote attacker on the same local network segment to cause a Denial of Service (DoS) in the iscsiuio daemon. By sending a specially crafted Internet Control...

1 affected package

open-iscsi

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
open-iscsi Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-55995

Medium priority

Some fixes available 5 of 13

A Double Free vulnerability in open-iscsi allows an unauthenticated MITM attacker to cause DoS. This issue affects open-iscsi: from ? through 56718d4e9d1a4f51c30697b5c0534144bb41c9bb.

2 affected packages

open-iscsi, open-isns

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
open-iscsi Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
open-isns Fixed Fixed Fixed Fixed Fixed
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CVE-2026-44944

Medium priority
Needs evaluation

An Incorrect Authorization vulnerability in open-iscsi allows unprivilidged local users to use the isscsiuio control socket. This issue affects open-iscsi: from ? through 668ca1df9c9a1e9bdd5c999ae1d67c9c8909237e.

1 affected package

open-iscsi

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
open-iscsi Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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