Red Hat Security Advisory: gnupg2 security update
The GNU Privacy Guard (GnuPG or GPG) is a tool for encrypting data and creating digital signatures, compliant with OpenPGP and S/MIME standards. Security Fix(es): * GnuPG: GnuPG: Stack-based buffer overflow in tpm2daemon allows arbitrary code execution (CVE-2026-24882) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
AI Analysis
Technical Summary
CVE-2026-24882 is a stack-based buffer overflow vulnerability in the tpm2daemon component of GnuPG (gnupg2), a tool used for data encryption and digital signatures compliant with OpenPGP and S/MIME standards. This vulnerability allows for arbitrary code execution if exploited. Red Hat has issued an important security advisory (RHSA-2026:2753) providing updated gnupg2 packages for Red Hat Enterprise Linux 10.0 Extended Update Support to fix this issue. The advisory references the bugzilla fix BZ-2433464 and provides updated package versions for multiple architectures including x86_64, s390x, ppc64le, and aarch64.
Potential Impact
Successful exploitation of this stack-based buffer overflow in tpm2daemon could allow an attacker to execute arbitrary code on affected systems. This could lead to full compromise of the system running the vulnerable gnupg2 component. The vulnerability is rated as high severity by Red Hat Product Security.
Mitigation Recommendations
Red Hat has released updated gnupg2 packages for Red Hat Enterprise Linux 10.0 Extended Update Support that fix this vulnerability. Users should apply the security update as described in Red Hat advisory RHSA-2026:2753 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated beyond applying the official patch.
Red Hat Security Advisory: gnupg2 security update
Description
The GNU Privacy Guard (GnuPG or GPG) is a tool for encrypting data and creating digital signatures, compliant with OpenPGP and S/MIME standards. Security Fix(es): * GnuPG: GnuPG: Stack-based buffer overflow in tpm2daemon allows arbitrary code execution (CVE-2026-24882) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-24882 is a stack-based buffer overflow vulnerability in the tpm2daemon component of GnuPG (gnupg2), a tool used for data encryption and digital signatures compliant with OpenPGP and S/MIME standards. This vulnerability allows for arbitrary code execution if exploited. Red Hat has issued an important security advisory (RHSA-2026:2753) providing updated gnupg2 packages for Red Hat Enterprise Linux 10.0 Extended Update Support to fix this issue. The advisory references the bugzilla fix BZ-2433464 and provides updated package versions for multiple architectures including x86_64, s390x, ppc64le, and aarch64.
Potential Impact
Successful exploitation of this stack-based buffer overflow in tpm2daemon could allow an attacker to execute arbitrary code on affected systems. This could lead to full compromise of the system running the vulnerable gnupg2 component. The vulnerability is rated as high severity by Red Hat Product Security.
Mitigation Recommendations
Red Hat has released updated gnupg2 packages for Red Hat Enterprise Linux 10.0 Extended Update Support that fix this vulnerability. Users should apply the security update as described in Red Hat advisory RHSA-2026:2753 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated beyond applying the official patch.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:2753
- Cve Count
- 1
Threat ID: 6a3da1c44853345fc181f92c
Added to database: 06/25/2026, 21:46:44 UTC
Last enriched: 06/25/2026, 21:56:25 UTC
Last updated: 09/10/2026, 19:36:53 UTC
Views: 9
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