soc: qcom: mdt_loader: Ensure we don't read past the ELF header

Summary

CVECVE-2025-39787
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-09-11 17:15:44 UTC
Updated2026-05-12 13:17:11 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: soc: qcom: mdt_loader: Ensure we don't read past the ELF header When the MDT loader is used in remoteproc, the ELF header is sanitized beforehand, but that's not necessary the case for other clients. Validate the size of the firmware buffer to ensure that we don't read past the end as we iterate over the header. e_phentsize and e_shentsize are validated as well, to ensure that the assumptions about step size in the traversal are valid.

Risk And Classification

Primary CVSS: v3.1 5.5 MEDIUM from [email protected]

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Problem Types: NVD-CWE-noinfo

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 2aad40d911eeb7dcac91c669f2762a28134f0eb1 1096eb63ecfc8df90b70cd068e6de0c2ff204dfd git Not specified
CNA Linux Linux affected 2aad40d911eeb7dcac91c669f2762a28134f0eb1 e1720eb32acf411c328af6a8c8f556c94535808e git Not specified
CNA Linux Linux affected 2aad40d911eeb7dcac91c669f2762a28134f0eb1 0d59ce2bfc3bb13abe6240335a1bf7b96536d022 git Not specified
CNA Linux Linux affected 2aad40d911eeb7dcac91c669f2762a28134f0eb1 43d26997d88c4056fce0324e72f62556bc7e8e8d git Not specified
CNA Linux Linux affected 2aad40d911eeb7dcac91c669f2762a28134f0eb1 981c845f29838e468a9bfa87f784307193a31297 git Not specified
CNA Linux Linux affected 2aad40d911eeb7dcac91c669f2762a28134f0eb1 87bfabb3b2f46827639173f143aa43f7cfc0a7e6 git Not specified
CNA Linux Linux affected 2aad40d911eeb7dcac91c669f2762a28134f0eb1 81278be4eb5f08ba2c68c3055893e61cc03727fe git Not specified
CNA Linux Linux affected 2aad40d911eeb7dcac91c669f2762a28134f0eb1 9f9967fed9d066ed3dae9372b45ffa4f6fccfeef git Not specified
CNA Linux Linux affected 4.11 Not specified
CNA Linux Linux unaffected 4.11 semver Not specified
CNA Linux Linux unaffected 5.4.297 5.4.* semver Not specified
CNA Linux Linux unaffected 5.10.241 5.10.* semver Not specified
CNA Linux Linux unaffected 5.15.190 5.15.* semver Not specified
CNA Linux Linux unaffected 6.1.149 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.103 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.44 6.12.* semver Not specified
CNA Linux Linux unaffected 6.16.4 6.16.* semver Not specified
CNA Linux Linux unaffected 6.17 * original_commit_for_fix Not specified
ADP Siemens SIMATIC CN 4100 affected V5.0 custom Not specified
ADP Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP affected V3.1.5 * custom Not specified
ADP Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP affected V3.1.5 * custom Not specified
ADP Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP affected V3.1.5 * custom Not specified
ADP Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP affected V3.1.5 * custom Not specified
ADP Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP affected V3.1.5 * custom Not specified

References

ReferenceSourceLinkTags
lists.debian.org/debian-lts-announce/2025/10/msg00008.html af854a3a-2127-422b-91ae-364da2661108 lists.debian.org Third Party Advisory
git.kernel.org/stable/c/43d26997d88c4056fce0324e72f62556bc7e8e8d 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/0d59ce2bfc3bb13abe6240335a1bf7b96536d022 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
cert-portal.siemens.com/productcert/html/ssa-082556.html 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e cert-portal.siemens.com
git.kernel.org/stable/c/87bfabb3b2f46827639173f143aa43f7cfc0a7e6 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/1096eb63ecfc8df90b70cd068e6de0c2ff204dfd 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
cert-portal.siemens.com/productcert/html/ssa-032379.html 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e cert-portal.siemens.com
git.kernel.org/stable/c/9f9967fed9d066ed3dae9372b45ffa4f6fccfeef 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/e1720eb32acf411c328af6a8c8f556c94535808e 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/981c845f29838e468a9bfa87f784307193a31297 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/81278be4eb5f08ba2c68c3055893e61cc03727fe 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
lists.debian.org/debian-lts-announce/2025/10/msg00007.html af854a3a-2127-422b-91ae-364da2661108 lists.debian.org Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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