Red Hat Product Errata RHSA-2026:49911 - Security Advisory Issued: 2026-08-04 Updated: 2026-08-04 RHSA-2026:49911 - Security Advisory Overview Updated Packages Synopsis Important: fence-agents security update Type/Severity Security Advisory: Important Red Hat Lightspeed patch analysis Identify and remediate systems affected by this advisory. View affected systems Topic An update for fence-agents is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. Description The fence-agents packages provide a collection of scripts for handling remote power management for cluster devices. They allow failed or unreachable nodes to be forcibly restarted and removed from the cluster. Security Fix(es): httplib2: httplib2: Denial of Service via unbounded decompression of HTTP response bodies (CVE-2026-59939) 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. Solution For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Affected Products Red Hat Enterprise Linux for x86_64 - Extended Update Support 10.0 x86_64 Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 10.0 s390x Red Hat Enterprise Linux for Power, little endian - Extended Update Support 10.0 ppc64le Red Hat Enterprise Linux for ARM 64 - Extended Update Support 10.0 aarch64 Red Hat Enterprise Linux for ARM 64 - 4 years of updates 10.0 aarch64 Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 10.0 s390x Red Hat Enterprise Linux for Power, little endian - 4 years of support 10.0 ppc64le Red Hat Enterprise Linux for x86_64 - 4 years of updates 10.0 x86_64 Fixes BZ - 2498212 - CVE-2026-59939 httplib2: httplib2: Denial of Service via unbounded decompression of HTTP response bodies CVEs CVE-2026-59939 References https://access.redhat.com/security/updates/classification/#important Note: More recent versions of these packages may be available. Click a package name for more details. Red Hat Enterprise Linux for x86_64 - Extended Update Support 10.0 SRPM fence-agents-4.16.0-5.el10_0.12.src.rpm SHA-256: 9a002cf8bf95af817e67fbba60513d8257b81a9d33c7eb97ebe99625fcff43a2 x86_64 fence-agents-aliyun-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: 3c1de956dece8748dfd45d2a45ec37b76c06f6321ca627e48c577202d1380379 fence-agents-all-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: 733e9067f04bbcbfc493c88c68a767fb74cd12c9b4bafba646231ec6886d62ca fence-agents-amt-ws-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 2ef3dd971e438324b703b204e822e503a678cf6c4eb1a17e65473675fe7bb7d1 fence-agents-apc-4.16.0-5.el10_0.12.noarch.rpm SHA-256: b61d775f2784b4bdb574f291bb87adb691e09d901292dbcd8ac2768ee8bb9a34 fence-agents-apc-snmp-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 1ff50b1463807de2a3ee01044e38644eb4ff47458579b194226aeb2118f57ce7 fence-agents-aws-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: d3c44832f87e3c1cb7e785d2ec50688675909d83747935a6d274b318092117e2 fence-agents-azure-arm-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: 3608ba864d39bc7265d70d6d2c2a67edff9bbf6be2bec61f0b905a954bea4c87 fence-agents-bladecenter-4.16.0-5.el10_0.12.noarch.rpm SHA-256: cf1ad8a3d458eaeeb263f8b7ee4660324829dbdf736e86deb887a9bfdeea4960 fence-agents-brocade-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 52167eba4ced3b51fa7e299ddd3afce56d43e96c932546cd79f46949a4d79df3 fence-agents-cisco-mds-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 0a46ccd349f7e334dba9ba55a6250e767b874b170742eb8977fb131fa6b84587 fence-agents-cisco-ucs-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 5af07f4a81a79d919ca010420050faa13183ac73e1a5b884687b460a483bea3e fence-agents-common-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: a4df00e97d197423220cbc6f96022358b091f770e6f276d54e5efe4298595d00 fence-agents-common-debuginfo-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: 03c8a9cbe4f7f8fb61e77a71f289b889106b352980ddbdb2ceac7ac7f4ceecc0 fence-agents-debuginfo-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: 057826d92f05217283cdf2649dfa4da3f2bb7141e1c54804542196200a2514f9 fence-agents-debugsource-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: 64ed1c8c4ddc2cfb3aa3ba303f59d1c8724a40347db642e5af1d84c04fa78907 fence-agents-drac5-4.16.0-5.el10_0.12.noarch.rpm SHA-256: a263f3f75fd147d5d18443007cb137ad46bf5696ffc38cf6a404073fcb598638 fence-agents-eaton-snmp-4.16.0-5.el10_0.12.noarch.rpm SHA-256: e5ff2a86ed34ea704a09d0a706a2e880f6327b9c9b0ec01a4d21f35f6fb7c30f fence-agents-emerson-4.16.0-5.el10_0.12.noarch.rpm SHA-256: a70636b597f53887a71695d0f825c611ea11ca8382eb7b54a4b8f90b2bf71b3b fence-agents-eps-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 2b2e66c4268b370955e8d3fdbd2b9d09633771e95e0dbcfaa332f0c3ec442341 fence-agents-gce-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: be0b7e5b1715633dbc85a2b103f0eb5f0cfc49051097af456882f5a1789a8f3d fence-agents-heuristics-ping-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 776ca51649a3b5b357c704ec17616f92caab954372a12a676e7183cef7ee3c9a fence-agents-hpblade-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 6a5f11ab90cd70ce1b891b78190e5d79121b33a91f15c11f07887dfa3645d795 fence-agents-ibm-powervs-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 4bc7d363b7abcbd0af5e9c8fadeb495423ca49ebc0de2dc3f93d1b84574d8692 fence-agents-ibm-vpc-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 6828bdb56047d659362352d68f082214d3335e21fd7b0cd76cc3bda1323cc12c fence-agents-ibmblade-4.16.0-5.el10_0.12.noarch.rpm SHA-256: b4136e5b922eea8230692bb9cbc5650c6a469f7373ae3c443b7f0eaff59be14d fence-agents-ifmib-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 4f84bb294a65d881fc0053585f79575f5caaccee7e82df29dd18e7519d31a8a8 fence-agents-ilo-moonshot-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 2d94332902a02771a268f87c350b5848f0152a5396213f1871c61e7f75229771 fence-agents-ilo-mp-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 2aa7665cfa4af80ba517fe35d87fa4910c6b790269e9a61b85cb7ecc5b12f29a fence-agents-ilo-ssh-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 3b5627b84df6bab82703b6f7e559acd75c065deb4f08f37a9c96dd890185c9d9 fence-agents-ilo2-4.16.0-5.el10_0.12.noarch.rpm SHA-256: fa0f619c94c82ab2ebd6fa8894acca5d58e94cba59a492fb6e903827f5a921f3 fence-agents-intelmodular-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 35e13ca02e10c48b4da2861a2ce32290697f388332245e8057a632f8d4f4d2f6 fence-agents-ipdu-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 117e8b0b1e822311709ef154ef702b5a89f6e62b8422d9b92504507440b86007 fence-agents-ipmilan-4.16.0-5.el10_0.12.noarch.rpm SHA-256: e2a1d2d184c14876b2a087db0763bfa8a4964301cd9a84614d186f00c3df9226 fence-agents-kdump-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: 55724f703925151d0b0160623ad7795a8d4763b5d802dc15e8e2973e9064f882 fence-agents-kdump-debuginfo-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: 9f7085654b654f7017049941e12be38c51288e1d7b8fe2886677eb7795a66f81 fence-agents-kubevirt-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: d4b0be696e91ecb3046e244c5419b1873c8247f5d28257eb03dff00853b24b50 fence-agents-mpath-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 18310e2f1094e0a1a1345cf10ac9469309ff2b27f6f0f4037929d9c30f5e6ca3 fence-agents-nutanix-ahv-4.16.0-5.el10_0.12.noarch.rpm SHA-256: d602ef0fc8d5241bc708c01a345f4a9f4b2e784490a7dbcfdf07cce439523163 fence-agents-openstack-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: 7c789703701943e69470d77e3e33db657839f00c8d0bb8e05d29b045f9dd5095 fence-agents-redfish-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: de4ddd77790e4f45f72172467baccf73b0e4dd43877e4ca93bf158d8adba86d3 fence-agents-rhevm-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 050c6d7b995a462944780bb0e95f6a827e1e8e1404ec460e793a057ba736cc34 fence-agents-rsa-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 52f998faf7a292bf7a3f890d70f6a6b03b5f00abd65bd02bad9f63a39f83573e fence-agents-rsb-4.16.0-5.el10_0.12.noarch.rpm SHA-256: b1edfaa3f1840ce1f81d94c602ce61398de7d97606787e3cfb94571baadbb4ae fence-agents-sbd-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 1e45eb230467294987936a82fa939a42c9937ccdc7414e9f44f6e07dba6be2d9 fence-agents-scsi-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 50b530d0cf83b4997700360eeb7904c047bbda7aee5ebb888ee3f1efb46c1c39 fence-agents-virsh-4.16.0-5.el10_0.12.noarch.rpm SHA-256: ade29fe74a8fbd3d4c5ef224044748c4675c1a7361e78716d6e5e8e419da201e fence-agents-vmware-rest-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 1d73c8e0d27b1ee7b4cdaa2531a5dd44708a517664846f7c3abc91a6e9da18f8 fence-agents-vmware-soap-4.16.0-5.el10_0.12.noarch.rpm SHA-256: 5a90d8375299ab57ef91b25ecc38b5b952c1619bf51b694a2af4b5ad2100f1e0 fence-agents-wti-4.16.0-5.el10_0.12.noarch.rpm SHA-256: c2ed62bbe4a1076092e36c63b2929944fd150a073bc5046ed0e7f737b4527d76 fence-virt-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: b6100108af4c97ab2ce8c72018921c56e97a25752d2c1ff61ccee686c25f1bae fence-virt-debuginfo-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: 2c2cd8585d3f59791e73c4286439428b98c06c969b9ab35b3ddf5e4bd6bea2ba fence-virtd-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: e7aac126d7705a724f554989e7505d049d1791c852ea6dcfe39f0309a7db2cf9 fence-virtd-cpg-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: a08656f97fd05867a0f11006c78d30b1df2292975f31ef6afe71c34128c29f64 fence-virtd-cpg-debuginfo-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: 6544a43f23d9e772674af9362bb2f8b8956375c912462e324925cddf13fdf069 fence-virtd-debuginfo-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: 8c75ea2592d87ee89e76773c8a72e94640968493e961cb8c576f2f04ee39cec2 fence-virtd-libvirt-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: cdd70dbcf2c8eaf9a08c04df37b55076ca6dc0a7fcc81917837aca48954df788 fence-virtd-libvirt-debuginfo-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: 2480b542fe663247d2d602cc388bed87e55540b92ff474340592938cee851234 fence-virtd-multicast-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: ecc9c9f25e300a6f1d6a486df9e8cb243d6e1c98f4cecf658a1966573722edb2 fence-virtd-multicast-debuginfo-4.16.0-5.el10_0.12.x86_64.rpm SHA-256: d8fe5f70d72996677c6058758635dd691d4d02fb9b1bdd27a204a4205ebaad4a fence-virtd-seria