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CVE-2026-28389

Low priority

Some fixes available 9 of 20

Issue summary: During processing of a crafted CMS EnvelopedData message with KeyAgreeRecipientInfo a NULL pointer dereference can happen. Impact summary: Applications that process attacker-controlled CMS data may crash before...

6 affected packages

openssl-fips, nodejs, edk2, edk2-hwe, openssl, openssl1.0

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
openssl-fips Not in release Fixed Not in release — —
nodejs Not affected Not affected Vulnerable Not affected Needs evaluation
edk2 Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
edk2-hwe Needs evaluation Not in release Not in release — —
openssl Fixed Fixed Fixed Fixed Fixed
openssl1.0 Not in release Not in release Not in release — Fixed
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CVE-2026-28388

Low priority

Some fixes available 10 of 21

Issue summary: When a delta CRL that contains a Delta CRL Indicator extension is processed a NULL pointer dereference might happen if the required CRL Number extension is missing. Impact summary: A NULL pointer dereference can...

6 affected packages

openssl-fips, nodejs, edk2, edk2-hwe, openssl, openssl1.0

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
openssl-fips Not in release Fixed Not in release — —
nodejs Not affected Not affected Vulnerable Not affected Needs evaluation
edk2 Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
edk2-hwe Needs evaluation Not in release Not in release — —
openssl Fixed Fixed Fixed Fixed Fixed
openssl1.0 Not in release Not in release Not in release — Fixed
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CVE-2026-28387

Low priority

Some fixes available 7 of 18

Issue summary: An uncommon configuration of clients performing DANE TLSA-based server authentication, when paired with uncommon server DANE TLSA records, may result in a use-after-free and/or double-free on the client side. Impact...

6 affected packages

openssl-fips, nodejs, edk2, edk2-hwe, openssl, openssl1.0

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
openssl-fips Not in release Fixed Not in release — —
nodejs Not affected Not affected Vulnerable Not affected Needs evaluation
edk2 Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
edk2-hwe Needs evaluation Not in release Not in release — —
openssl Fixed Fixed Fixed Fixed Fixed
openssl1.0 Not in release Not in release Not in release — Not affected
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CVE-2026-28386

Low priority
Not affected

Issue summary: Applications using AES-CFB128 encryption or decryption on systems with AVX-512 and VAES support can trigger an out-of-bounds read of up to 15 bytes when processing partial cipher blocks. Impact summary: This...

5 affected packages

edk2, nodejs, openssl, openssl-fips, openssl1.0

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
edk2 — Not affected Not affected Not affected Not affected
nodejs — Not affected Not affected Not affected Not affected
openssl — Not affected Not affected Not affected Not affected
openssl-fips — Not affected Not affected — —
openssl1.0 — Not in release Not in release — Not affected
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CVE-2026-21717

Medium priority
Needs evaluation

A flaw in V8's string hashing mechanism causes integer-like strings to be hashed to their numeric value, making hash collisions trivially predictable. By crafting a request that causes many such collisions in V8's internal string...

1 affected package

nodejs

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
nodejs Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-21716

Medium priority
Needs evaluation

An incomplete fix for CVE-2024-36137 leaves `FileHandle.chmod()` and `FileHandle.chown()` in the promises API without the required permission checks, while their callback-based equivalents (`fs.fchmod()`, `fs.fchown()`) were...

1 affected package

nodejs

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
nodejs Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-21715

Medium priority
Needs evaluation

A flaw in Node.js Permission Model filesystem enforcement leaves `fs.realpathSync.native()` without the required read permission checks, while all comparable filesystem functions correctly enforce them. As a result, code running...

1 affected package

nodejs

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
nodejs Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-21714

Medium priority
Needs evaluation

A memory leak occurs in Node.js HTTP/2 servers when a client sends WINDOW_UPDATE frames on stream 0 (connection-level) that cause the flow control window to exceed the maximum value of 2³¹-1. The server correctly sends a GOAWAY...

1 affected package

nodejs

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
nodejs Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-21713

Medium priority
Needs evaluation

A flaw in Node.js HMAC verification uses a non-constant-time comparison when validating user-provided signatures, potentially leaking timing information proportional to the number of matching bytes. Under certain threat models...

1 affected package

nodejs

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
nodejs Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-21711

Medium priority
Needs evaluation

A flaw in Node.js Permission Model network enforcement leaves Unix Domain Socket (UDS) server operations without the required permission checks, while all comparable network paths correctly enforce them. As a result, code running...

1 affected package

nodejs

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
nodejs Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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