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CVE-2025-24898

20
FAUCET Score

CVE-2025-24898 is a use-after-free vulnerability in the rust-openssl library, specifically within the ssl::select_next_proto function. This flaw can occur when the server buffer's lifetime is shorter than the client's, potentially leading to a server crash or the disclosure of arbitrary memory contents. Rated as Medium severity (CVSS 6.3), exploitation requires a high attack complexity but does not need user interaction or privileges, and could result in low confidentiality and availability impacts. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
SfacklerRust-Openssl
>= 0.10.0, < 0.10.70CNA affected

CVSS Data

CVSS version used by this source: 4.0

6.3MEDIUM

CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
PRESENT
Privileges Required
NONE
User Interaction
NONE
VS Confidentiality
LOW
VS Integrity
NONE
VS Availability
LOW
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.66%
Probability of exploitation in next 30 days
EPSS Percentile
47.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0066 is in the 9th percentile among its peer group of 19,958 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (10)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: python3.12-cryptography-0:41.0.7-2.el9
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: rpm-ostree-0:2025.5-1.el9
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: bootc-0:1.1.6-3.el9_6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: rust-bootupd-0:0.2.27-3.el9
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: keylime-agent-rust-0:0.2.2-2.el9
View patch
rustpatch availablevia ghsa
Product: opensslFixed in: 0.10.70
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: fido-device-onboard
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: trustee-guest-components
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 10Fixed in: rust-bootupd
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: python3.12-cryptography

Vendor Advisories (3)

microsoft2025-Feb/CVE-2025-24898Moderate

rust openssl ssl::select_next_proto use after free

Feb 11, 2025
redhatCVE-2025-24898Moderate

rust-openssl: rust openssl ssl::select_next_proto use after free

Feb 3, 2025
rustGHSA-rpmj-rpgj-qmpmmedium

rust-openssl ssl::select_next_proto use after free

Feb 3, 2025

References

lists.debian.org / debian-lts-announce/2025/02/msg00009.html
crates.io / crates/openssl
github.com / sfackler/rust-openssl/pull/2360
github.com / sfackler/rust-openssl/security/advisories/GHSA-rpmj-rpgj-qmpm