RHSA-2026:77484
Vulnerability from csaf_redhat - Published: 2026-10-07 08:11 - Updated: 2026-10-07 14:06A flaw was found in the gpgtar utility in GnuPG. When extracting an archive into a directory containing pre-existing symbolic links (symlinks), the tool can follow those links instead of staying within the target directory. An attacker can provide a crafted archive that, when extracted by an unsuspecting user, creates or overwrites files outside the intended destination directory. Any unauthorized file writes are limited to the filesystem permissions of the user performing the extraction.
CWE-59 - Improper Link Resolution Before File Access ('Link Following')| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: Red Hat Hardened Images:gnupg2-0:2.4.9-18.1.hum1@aarch64 | — |
Vendor Fix
fix
Workaround
|
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| Unresolved product id: Red Hat Hardened Images:gnupg2-0:2.4.9-18.1.hum1@src | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-0:2.4.9-18.1.hum1@x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-dirmngr-0:2.4.9-18.1.hum1@aarch64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-dirmngr-0:2.4.9-18.1.hum1@x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-g13-0:2.4.9-18.1.hum1@aarch64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-g13-0:2.4.9-18.1.hum1@x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-gpg-agent-0:2.4.9-18.1.hum1@aarch64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-gpg-agent-0:2.4.9-18.1.hum1@x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-gpgconf-0:2.4.9-18.1.hum1@aarch64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-gpgconf-0:2.4.9-18.1.hum1@x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-keyboxd-0:2.4.9-18.1.hum1@aarch64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-keyboxd-0:2.4.9-18.1.hum1@x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-scdaemon-0:2.4.9-18.1.hum1@aarch64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-scdaemon-0:2.4.9-18.1.hum1@x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-smime-0:2.4.9-18.1.hum1@aarch64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-smime-0:2.4.9-18.1.hum1@x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-utils-0:2.4.9-18.1.hum1@aarch64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-utils-0:2.4.9-18.1.hum1@x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-verify-0:2.4.9-18.1.hum1@aarch64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-verify-0:2.4.9-18.1.hum1@x86_64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-wks-0:2.4.9-18.1.hum1@aarch64 | — |
Vendor Fix
fix
Workaround
|
|
| Unresolved product id: Red Hat Hardened Images:gnupg2-wks-0:2.4.9-18.1.hum1@x86_64 | — |
Vendor Fix
fix
Workaround
|
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"text": "An update for Red Hat Hardened Images RPMs is now available.",
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"text": "This update includes the following RPMs:\n\ngnupg2:\n * gnupg2-2.4.9-18.1.hum1 (aarch64, x86_64)\n * gnupg2-dirmngr-2.4.9-18.1.hum1 (aarch64, x86_64)\n * gnupg2-g13-2.4.9-18.1.hum1 (aarch64, x86_64)\n * gnupg2-gpg-agent-2.4.9-18.1.hum1 (aarch64, x86_64)\n * gnupg2-gpgconf-2.4.9-18.1.hum1 (aarch64, x86_64)\n * gnupg2-keyboxd-2.4.9-18.1.hum1 (aarch64, x86_64)\n * gnupg2-scdaemon-2.4.9-18.1.hum1 (aarch64, x86_64)\n * gnupg2-smime-2.4.9-18.1.hum1 (aarch64, x86_64)\n * gnupg2-utils-2.4.9-18.1.hum1 (aarch64, x86_64)\n * gnupg2-verify-2.4.9-18.1.hum1 (aarch64, x86_64)\n * gnupg2-wks-2.4.9-18.1.hum1 (aarch64, x86_64)\n * gnupg2-2.4.9-18.1.hum1.src (src)\n\nSecurity Fix(es):\n\ngnupg2:\n * CVE-2026-105712",
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"text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.",
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"url": "https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_77484.json"
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"Red Hat Hardened Images:gnupg2-dirmngr-0:2.4.9-18.1.hum1@aarch64",
"Red Hat Hardened Images:gnupg2-dirmngr-0:2.4.9-18.1.hum1@x86_64",
"Red Hat Hardened Images:gnupg2-g13-0:2.4.9-18.1.hum1@aarch64",
"Red Hat Hardened Images:gnupg2-g13-0:2.4.9-18.1.hum1@x86_64",
"Red Hat Hardened Images:gnupg2-gpg-agent-0:2.4.9-18.1.hum1@aarch64",
"Red Hat Hardened Images:gnupg2-gpg-agent-0:2.4.9-18.1.hum1@x86_64",
"Red Hat Hardened Images:gnupg2-gpgconf-0:2.4.9-18.1.hum1@aarch64",
"Red Hat Hardened Images:gnupg2-gpgconf-0:2.4.9-18.1.hum1@x86_64",
"Red Hat Hardened Images:gnupg2-keyboxd-0:2.4.9-18.1.hum1@aarch64",
"Red Hat Hardened Images:gnupg2-keyboxd-0:2.4.9-18.1.hum1@x86_64",
"Red Hat Hardened Images:gnupg2-scdaemon-0:2.4.9-18.1.hum1@aarch64",
"Red Hat Hardened Images:gnupg2-scdaemon-0:2.4.9-18.1.hum1@x86_64",
"Red Hat Hardened Images:gnupg2-smime-0:2.4.9-18.1.hum1@aarch64",
"Red Hat Hardened Images:gnupg2-smime-0:2.4.9-18.1.hum1@x86_64",
"Red Hat Hardened Images:gnupg2-utils-0:2.4.9-18.1.hum1@aarch64",
"Red Hat Hardened Images:gnupg2-utils-0:2.4.9-18.1.hum1@x86_64",
"Red Hat Hardened Images:gnupg2-verify-0:2.4.9-18.1.hum1@aarch64",
"Red Hat Hardened Images:gnupg2-verify-0:2.4.9-18.1.hum1@x86_64",
"Red Hat Hardened Images:gnupg2-wks-0:2.4.9-18.1.hum1@aarch64",
"Red Hat Hardened Images:gnupg2-wks-0:2.4.9-18.1.hum1@x86_64"
]
}
],
"threats": [
{
"category": "impact",
"details": "Low"
}
],
"title": "gnupg2: gnupg: Arbitrary file overwrite via symlink traversal in gpgtar"
}
]
}
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.