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CVE-2026-39819

Medium priority
Needs evaluation

The "go bug" command writes to two files with predictable names in the system temporary directory (for example, "/tmp"). An attacker with access to the temporary directory can create a symlink in one of these names, causing "go...

16 affected packages

golang-1.13, golang-1.18, golang-1.23, golang-1.24, golang-1.25...

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
golang-1.13 Not in release Not in release Needs evaluation Needs evaluation Needs evaluation
golang-1.18 Not in release Not in release Needs evaluation Needs evaluation Needs evaluation
golang-1.23 Needs evaluation Needs evaluation Needs evaluation — —
golang-1.24 Needs evaluation Needs evaluation Needs evaluation — —
golang-1.25 Needs evaluation Not in release Not in release — —
golang Not in release Not in release Not in release — —
golang-1.10 Not in release Not in release Not in release — Needs evaluation
golang-1.14 Not in release Not in release Not in release Needs evaluation —
golang-1.16 Not in release Not in release Not in release Needs evaluation Needs evaluation
golang-1.17 Not in release Not in release Needs evaluation — —
golang-1.20 Not in release Not in release Needs evaluation Needs evaluation —
golang-1.21 Not in release Needs evaluation Needs evaluation Needs evaluation —
golang-1.22 Not in release Needs evaluation Needs evaluation Needs evaluation —
golang-1.6 Not in release Not in release Not in release — —
golang-1.8 Not in release Not in release Not in release — Needs evaluation
golang-1.9 Not in release Not in release Not in release — Needs evaluation
Show all 16 packages Show less packages

CVE-2026-39817

Medium priority
Needs evaluation

The "go tool pack" subcommand (usually used only by the compiler as an internal tool with known-good inputs) does not sanitize output filenames. Extracting a malicious archive file with the "pack" subcommand can write files to...

16 affected packages

golang-1.13, golang-1.18, golang-1.23, golang-1.24, golang-1.25...

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
golang-1.13 Not in release Not in release Needs evaluation Needs evaluation Needs evaluation
golang-1.18 Not in release Not in release Needs evaluation Needs evaluation Needs evaluation
golang-1.23 Needs evaluation Needs evaluation Needs evaluation — —
golang-1.24 Needs evaluation Needs evaluation Needs evaluation — —
golang-1.25 Needs evaluation Not in release Not in release — —
golang Not in release Not in release Not in release — —
golang-1.10 Not in release Not in release Not in release — Needs evaluation
golang-1.14 Not in release Not in release Not in release Needs evaluation —
golang-1.16 Not in release Not in release Not in release Needs evaluation Needs evaluation
golang-1.17 Not in release Not in release Needs evaluation — —
golang-1.20 Not in release Not in release Needs evaluation Needs evaluation —
golang-1.21 Not in release Needs evaluation Needs evaluation Needs evaluation —
golang-1.22 Not in release Needs evaluation Needs evaluation Needs evaluation —
golang-1.6 Not in release Not in release Not in release — —
golang-1.8 Not in release Not in release Not in release — Needs evaluation
golang-1.9 Not in release Not in release Not in release — Needs evaluation
Show all 16 packages Show less packages

CVE-2026-33814

Medium priority

Some fixes available 16 of 68

When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGS_MAX_FRAME_SIZE with a value of 0.

28 affected packages

golang-golang-x-net, google-guest-agent, containerd, adsys, containerd-app...

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
golang-golang-x-net Vulnerable Vulnerable Vulnerable — —
google-guest-agent Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
containerd Not affected Not affected Fixed Fixed Fixed
adsys Fixed Fixed Fixed Fixed —
containerd-app Fixed Fixed Fixed Fixed —
containerd-stable Fixed Not in release Not in release — —
golang Not in release Not in release Not in release Not in release Not in release
golang-1.6 Not in release Not in release Not in release Not in release Not in release
golang-1.8 Not in release Not in release Not in release Not in release Needs evaluation
golang-1.9 Not in release Not in release Not in release Not in release Needs evaluation
golang-1.10 Not in release Not in release Not in release Not in release Needs evaluation
golang-1.13 Not in release Not in release Needs evaluation Needs evaluation Needs evaluation
golang-1.14 Not in release Not in release Not in release Needs evaluation Not in release
golang-1.16 Not in release Not in release Not in release Needs evaluation Needs evaluation
golang-1.17 Not in release Not in release Needs evaluation Not in release Not in release
golang-1.18 Not in release Not in release Needs evaluation Needs evaluation Needs evaluation
golang-1.19 Not in release Not in release Not in release Not in release Not in release
golang-1.20 Not in release Not in release Needs evaluation Needs evaluation Not in release
golang-1.21 Not in release Needs evaluation Needs evaluation Needs evaluation Not in release
golang-1.22 Not in release Needs evaluation Needs evaluation Needs evaluation Not in release
golang-1.23 Needs evaluation Needs evaluation Needs evaluation Not in release Not in release
golang-1.24 Needs evaluation Needs evaluation Needs evaluation Not in release Not in release
golang-1.25 Needs evaluation Not in release Not in release Not in release Not in release
golang-1.26 Needs evaluation Not in release Not in release Not in release Not in release
golang-1.27 Not in release Not in release Not in release Not in release Not in release
golang-golang-x-net-dev Not in release Not in release Not in release Needs evaluation Needs evaluation
juju-core Not in release Not in release Not in release — —
lxd Not in release Not in release Not in release Needs evaluation Needs evaluation
Show all 28 packages Show less packages

CVE-2026-33811

Medium priority
Needs evaluation

When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash.

16 affected packages

golang-1.13, golang-1.18, golang-1.23, golang-1.24, golang-1.25...

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
golang-1.13 Not in release Not in release Needs evaluation Needs evaluation Needs evaluation
golang-1.18 Not in release Not in release Needs evaluation Needs evaluation Needs evaluation
golang-1.23 Needs evaluation Needs evaluation Needs evaluation — —
golang-1.24 Needs evaluation Needs evaluation Needs evaluation — —
golang-1.25 Needs evaluation Not in release Not in release — —
golang Not in release Not in release Not in release — —
golang-1.10 Not in release Not in release Not in release — Needs evaluation
golang-1.14 Not in release Not in release Not in release Needs evaluation —
golang-1.16 Not in release Not in release Not in release Needs evaluation Needs evaluation
golang-1.17 Not in release Not in release Needs evaluation — —
golang-1.20 Not in release Not in release Needs evaluation Needs evaluation —
golang-1.21 Not in release Needs evaluation Needs evaluation Needs evaluation —
golang-1.22 Not in release Needs evaluation Needs evaluation Needs evaluation —
golang-1.6 Not in release Not in release Not in release — —
golang-1.8 Not in release Not in release Not in release — Needs evaluation
golang-1.9 Not in release Not in release Not in release — Needs evaluation
Show all 16 packages Show less packages

CVE-2026-33810

Medium priority
Needs evaluation

When verifying a certificate chain containing excluded DNS constraints, these constraints are not correctly applied to wildcard DNS SANs which use a different case than the constraint. This only affects validation of otherwise...

16 affected packages

golang-1.13, golang-1.18, golang-1.23, golang-1.24, golang-1.25...

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
golang-1.13 Not in release Not in release Needs evaluation Needs evaluation Needs evaluation
golang-1.18 Not in release Not in release Needs evaluation Needs evaluation Needs evaluation
golang-1.23 Needs evaluation Needs evaluation Needs evaluation — —
golang-1.24 Needs evaluation Needs evaluation Needs evaluation — —
golang-1.25 Needs evaluation Not in release Not in release — —
golang Not in release Not in release Not in release — —
golang-1.10 Not in release Not in release Not in release — Needs evaluation
golang-1.14 Not in release Not in release Not in release Needs evaluation —
golang-1.16 Not in release Not in release Not in release Needs evaluation Needs evaluation
golang-1.17 Not in release Not in release Needs evaluation — —
golang-1.20 Not in release Not in release Needs evaluation Needs evaluation —
golang-1.21 Not in release Needs evaluation Needs evaluation Needs evaluation —
golang-1.22 Not in release Needs evaluation Needs evaluation Needs evaluation —
golang-1.6 Not in release Not in release Not in release — —
golang-1.8 Not in release Not in release Not in release — Needs evaluation
golang-1.9 Not in release Not in release Not in release — Needs evaluation
Show all 16 packages Show less packages

CVE-2026-32289

Medium priority
Needs evaluation

Context was not properly tracked across template branches for JS template literals, leading to possibly incorrect escaping of content when branches were used. Additionally template actions within JS template literals did not...

16 affected packages

golang-1.13, golang-1.18, golang-1.23, golang-1.24, golang-1.25...

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
golang-1.13 Not in release Not in release Needs evaluation Needs evaluation Needs evaluation
golang-1.18 Not in release Not in release Needs evaluation Needs evaluation Needs evaluation
golang-1.23 Needs evaluation Needs evaluation Needs evaluation — —
golang-1.24 Needs evaluation Needs evaluation Needs evaluation — —
golang-1.25 Needs evaluation Not in release Not in release — —
golang Not in release Not in release Not in release — —
golang-1.10 Not in release Not in release Not in release — Needs evaluation
golang-1.14 Not in release Not in release Not in release Needs evaluation —
golang-1.16 Not in release Not in release Not in release Needs evaluation Needs evaluation
golang-1.17 Not in release Not in release Needs evaluation — —
golang-1.20 Not in release Not in release Needs evaluation Needs evaluation —
golang-1.21 Not in release Needs evaluation Needs evaluation Needs evaluation —
golang-1.22 Not in release Needs evaluation Needs evaluation Needs evaluation —
golang-1.6 Not in release Not in release Not in release — —
golang-1.8 Not in release Not in release Not in release — Needs evaluation
golang-1.9 Not in release Not in release Not in release — Needs evaluation
Show all 16 packages Show less packages

CVE-2026-32288

Medium priority
Vulnerable

tar.Reader can allocate an unbounded amount of memory when reading a maliciously-crafted archive containing a large number of sparse regions encoded in the "old GNU sparse map" format.

16 affected packages

golang-1.13, golang-1.18, golang-1.23, golang-1.24, golang-1.25...

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
golang-1.13 Not in release Not in release Vulnerable Vulnerable Vulnerable
golang-1.18 Not in release Not in release Vulnerable Vulnerable Vulnerable
golang-1.23 Vulnerable Vulnerable Vulnerable — —
golang-1.24 Vulnerable Vulnerable Vulnerable — —
golang-1.25 Vulnerable Not in release Not in release — —
golang Not in release Not in release Not in release — —
golang-1.10 Not in release Not in release Not in release — Vulnerable
golang-1.14 Not in release Not in release Not in release Vulnerable —
golang-1.16 Not in release Not in release Not in release Vulnerable Vulnerable
golang-1.17 Not in release Not in release Vulnerable — —
golang-1.20 Not in release Not in release Vulnerable Vulnerable —
golang-1.21 Not in release Vulnerable Vulnerable Vulnerable —
golang-1.22 Not in release Vulnerable Vulnerable Vulnerable —
golang-1.6 Not in release Not in release Not in release — —
golang-1.8 Not in release Not in release Not in release — Vulnerable
golang-1.9 Not in release Not in release Not in release — Vulnerable
Show all 16 packages Show less packages

CVE-2026-32283

Medium priority
Needs evaluation

If one side of the TLS connection sends multiple key update messages post-handshake in a single record, the connection can deadlock, causing uncontrolled consumption of resources. This can lead to a denial of service. This only...

16 affected packages

golang-1.13, golang-1.18, golang-1.23, golang-1.24, golang-1.25...

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
golang-1.13 Not in release Not in release Needs evaluation Needs evaluation Needs evaluation
golang-1.18 Not in release Not in release Needs evaluation Needs evaluation Needs evaluation
golang-1.23 Needs evaluation Needs evaluation Needs evaluation — —
golang-1.24 Needs evaluation Needs evaluation Needs evaluation — —
golang-1.25 Needs evaluation Not in release Not in release — —
golang Not in release Not in release Not in release — —
golang-1.10 Not in release Not in release Not in release — Needs evaluation
golang-1.14 Not in release Not in release Not in release Needs evaluation —
golang-1.16 Not in release Not in release Not in release Needs evaluation Needs evaluation
golang-1.17 Not in release Not in release Needs evaluation — —
golang-1.20 Not in release Not in release Needs evaluation Needs evaluation —
golang-1.21 Not in release Needs evaluation Needs evaluation Needs evaluation —
golang-1.22 Not in release Needs evaluation Needs evaluation Needs evaluation —
golang-1.6 Not in release Not in release Not in release — —
golang-1.8 Not in release Not in release Not in release — Needs evaluation
golang-1.9 Not in release Not in release Not in release — Needs evaluation
Show all 16 packages Show less packages

CVE-2026-32282

Medium priority
Needs evaluation

On Linux, if the target of Root.Chmod is replaced with a symlink while the chmod operation is in progress, Chmod can operate on the target of the symlink, even when the target lies outside the root. The Linux fchmodat syscall...

16 affected packages

golang-1.13, golang-1.18, golang-1.23, golang-1.24, golang-1.25...

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
golang-1.13 Not in release Not in release Needs evaluation Needs evaluation Needs evaluation
golang-1.18 Not in release Not in release Needs evaluation Needs evaluation Needs evaluation
golang-1.23 Needs evaluation Needs evaluation Needs evaluation — —
golang-1.24 Needs evaluation Needs evaluation Needs evaluation — —
golang-1.25 Needs evaluation Not in release Not in release — —
golang Not in release Not in release Not in release — —
golang-1.10 Not in release Not in release Not in release — Needs evaluation
golang-1.14 Not in release Not in release Not in release Needs evaluation —
golang-1.16 Not in release Not in release Not in release Needs evaluation Needs evaluation
golang-1.17 Not in release Not in release Needs evaluation — —
golang-1.20 Not in release Not in release Needs evaluation Needs evaluation —
golang-1.21 Not in release Needs evaluation Needs evaluation Needs evaluation —
golang-1.22 Not in release Needs evaluation Needs evaluation Needs evaluation —
golang-1.6 Not in release Not in release Not in release — —
golang-1.8 Not in release Not in release Not in release — Needs evaluation
golang-1.9 Not in release Not in release Not in release — Needs evaluation
Show all 16 packages Show less packages

CVE-2026-32281

Medium priority
Needs evaluation

Validating certificate chains which use policies is unexpectedly inefficient when certificates in the chain contain a very large number of policy mappings, possibly causing denial of service. This only affects validation of...

16 affected packages

golang-1.13, golang-1.18, golang-1.23, golang-1.24, golang-1.25...

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
golang-1.13 Not in release Not in release Needs evaluation Needs evaluation Needs evaluation
golang-1.18 Not in release Not in release Needs evaluation Needs evaluation Needs evaluation
golang-1.23 Needs evaluation Needs evaluation Needs evaluation — —
golang-1.24 Needs evaluation Needs evaluation Needs evaluation — —
golang-1.25 Needs evaluation Not in release Not in release — —
golang Not in release Not in release Not in release — —
golang-1.10 Not in release Not in release Not in release — Needs evaluation
golang-1.14 Not in release Not in release Not in release Needs evaluation —
golang-1.16 Not in release Not in release Not in release Needs evaluation Needs evaluation
golang-1.17 Not in release Not in release Needs evaluation — —
golang-1.20 Not in release Not in release Needs evaluation Needs evaluation —
golang-1.21 Not in release Needs evaluation Needs evaluation Needs evaluation —
golang-1.22 Not in release Needs evaluation Needs evaluation Needs evaluation —
golang-1.6 Not in release Not in release Not in release — —
golang-1.8 Not in release Not in release Not in release — Needs evaluation
golang-1.9 Not in release Not in release Not in release — Needs evaluation
Show all 16 packages Show less packages