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Red Hat Security Advisory

RHSA-2026:87400

Red Hat Cost Management On-Premise container image update

Released 2026-10-21 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 18 records

TI-2026-09063 CVE-2026-10536 · GHSA-wjq8-x4qm-6mmh

HTTP/2 stream-dependency tree UAF

Priority HIGH 82

A use-after-free vulnerability exists in libcurl when an application configures an HTTP/2 stream-dependency tree via `CURLOPT_STREAM_DEPENDS` or `CURLOPT_STREAM_DEPENDS_E`, subsequently invokes `curl_easy_reset()`, and f…

CVSS 3.1CRITICAL 9.8 Network No auth No interaction EPSS 0.00598 Published 2026-07-03 Partial fix · 8.14.2, 8.16.1 +1 CWE-416
TI-2026-65598 CVE-2026-103111 · GHSA-mq4r-p73m-gphj

Out-of-bounds write in PCRE2

Priority HIGH 66

PCRE2 before 10.49, when there is an attacker-controlled regular expression and certain JIT API usage, allows an out-of-bounds write with arbitrary data.

CVSS 3.1HIGH 7.6 Network Low privileges No interaction EPSS 0.00269 Published 2026-09-30 Partial fix · 10.49 CWE-787
TI-2026-60391 CVE-2026-89157 · GHSA-797w-fgfq-r75v

Integer overflow in PCRE2

Priority HIGH 66

PCRE2 before 10.48, on 32-bit platforms, has a pcre2_pattern_convert out-of-bounds write when an attacker can provide a large pattern.

CVSS 3.1HIGH 7.4 Network No auth No interaction EPSS 0.00348 Published 2026-09-11 Partial fix · 10.48 CWE-190
TI-2026-06291 CVE-2026-7168 · GHSA-v92m-hrhj-gw54

cross-proxy Digest auth state leak

Priority MEDIUM 63

Successfully using libcurl to do a transfer over a specific HTTP proxy (`proxyA`) with **Digest** authentication and then changing the proxy host to a second one (`proxyB`) for a second transfer, reusing the same handle,…

CVSS 3.1MEDIUM 5.3 Network No auth No interaction EPSS 0.00471 Published 2026-05-13 Partial fix · 8.14.2, 8.16.1 +1 CWE-294
TI-2026-60393 CVE-2026-89160 · GHSA-cv45-8fc2-7w58

Out-of-bounds read in PCRE2

Priority MEDIUM 62

PCRE2 before 10.48 has a pcre2_match out-of-bounds read during the PCRE2_MATCH_INVALID_UTF matching of an invalid UTF subject.

CVSS 3.1MEDIUM 6.5 Network No auth No interaction EPSS 0.00268 Published 2026-09-11 Partial fix · 10.48 CWE-125
Priority MEDIUM 60

curl might erroneously pass on credentials for a first proxy to a second proxy.

CVSS 3.1MEDIUM 5.9 Network No auth No interaction EPSS 0.00719 Published 2026-05-13 Partial fix · 8.14.2, 8.16.1 +1 CWE-522
Priority MEDIUM 40

A remote, unauthenticated TLS client can make a server crash or call through a freed pointer if its sni_callback assigns a different context to SSLSocket.context (the documented way to select a certificate per server nam…

CVSS 4.0CRITICAL 9.2 Network No auth No interaction EPSS 0.00524 Published 2026-09-30 Partial fix · 3.10.22, 3.11.17 +4 CWE-416
TI-2026-04856 CVE-2026-5545 · GHSA-6g7g-56fm-f8mp

wrong reuse of HTTP Negotiate connection

Priority LOW 29

libcurl might in some circumstances reuse the wrong connection when asked to do an authenticated HTTP(S) request after a Negotiate-authenticated one, when both use the same host.

CVSS 3.1MEDIUM 6.5 Network No auth No interaction EPSS 0.00414 Published 2026-05-13 Partial fix · 8.14.2, 8.16.1 +1 CWE-305
TI-2026-60390 CVE-2026-89156 · GHSA-p3mm-8g7f-gg7r

Out-of-bounds read in PCRE2

Priority LOW 26

PCRE2 before 10.48 has a pcre2_match out-of-bounds read after a JIT fallback when an attacker can provide invalid UTF data.

CVSS 3.1MEDIUM 5.9 Network No auth No interaction EPSS 0.00294 Published 2026-09-11 Partial fix · 10.48 CWE-125
Priority LOW 26

Converting crafted EUC_JISX0213 input to UCS-4 or the internal wide character encoding, for example with iconv, in the GNU C Library version 2.3 to 2.44 may result in the converter making no progress, causing the calling…

CVSS 3.1MEDIUM 5.9 Network No auth No interaction EPSS 0.00358 Published 2026-09-15 Partial fix CWE-835
Priority LOW 26

Converting crafted SHIFT_JISX0213 input to UCS-4 or the internal wide character encoding, for example with iconv, in the GNU C Library version 2.3 to 2.44 may result in the converter making no progress, causing the calli…

CVSS 3.1MEDIUM 5.9 Network No auth No interaction EPSS 0.00358 Published 2026-09-15 Partial fix CWE-835
Priority LOW 25

When asked to both use a `.netrc` file for credentials and to follow HTTP redirects, libcurl could leak the password used for the first host to the followed-to host under certain circumstances.

CVSS 3.1MEDIUM 5.3 Network Low privileges No interaction EPSS 0.00519 Published 2026-05-13 Partial fix · 8.14.2, 8.16.1 +1 CWE-200
Priority LOW 24

Initializing the DNS stub resolver from an /etc/resolv.conf file, or a LOCALDOMAIN environment variable, whose search list contains a domain of roughly 200 characters or more in the GNU C Library version 2.26 to 2.44 res…

CVSS 3.1MEDIUM 5.3 Adjacent network No auth No interaction EPSS 0.00315 Published 2026-09-17 Partial fix CWE-617
TI-2026-15108 CVE-2026-18374 · GHSA-qg52-8pr2-xj9v

Out-of-bounds write in GNU glibc

Priority LOW 21

Passing an effectively empty string to the `,ccs=` syntax extension of the mode argument in the `fopen` function in the GNU C Library version 2.45 or earlier may result in a heap buffer overflow when the mode string inpu…

CVSS 3.1MEDIUM 4.9 Local No auth No interaction EPSS 0.00144 Published 2026-08-27 Partial fix · 2.45 CWE-787